Solution for 5y-4=9y+8 equation

Answers

Answer 1
5y-4=9y+8

5y=9y+8-4

5y-9y=8-4

-4y=4

y = -1

Related Questions

How many pairs of triangles appear congruent? The triangles may overlap

Answers

We will need an image but i am happy to change my answer with the correct answer as soon as we have what we need

Answer:

4. If i know the picture you're talking about it would be 4.

Step-by-step explanation:

How to solve x^2+bx+c=0 when b and c are negative by factoring?

Answers

Answer:

The "x² + bx + c = 0" ; is treated as:

"x² + (-b)x + (-c) = 0 " ;

or, put simply:
___________________________________
" x² − bx − c = 0 ;

in which: b = - (insert number); 
and "c" =  - (insert number);
___________________________________
Then, the expression on the "left-hand side" of the equation is "factored"; and set equal to "0" .
___________________________________
  Note of interest:  This is done even if "factoring" cannot be done; and/or if one wishes to proceed using the "quadratic equation formula" to solve for "x".
___________________________________
Hope this helps!

Which of the quadratic functions has the widest graph? y = 0.3x2 y = –4x2

Answers

A vertical stretching is the stretching of the graph away from the x-axis.
A vertical compression is the squeezing of the graph towards the x-axis.
A compression is a stretch by a factor less than 1.

For the parent function y = f(x), the vertical stretching or compression of the function is a f(x). 

If | a | < 1 (a fraction between 0 and 1), then the graph is compressed vertically by a factor of a units.
If | a | > 1, then the graph is stretched vertically by a factor of a units.

For values of a that are negative, then the vertical compression or vertical stretching of the graph is followed by a reflection across the x-axis.

Thus, the equation with the widest graph is 0.3x^2.

Yes,  Y = 0.3x^2 is correct!!

Find the nth term of this sequence: 1,5,9,13,17

Answers

1, 5, 9, 13, 17, 21, 25, 29, 33, 37, 41
Just add four.
4, as it goes up by four each time x

A scalene triangle has side side lengths of 12 feet, 8 feet, and 15 feet. what is the perimeter of the triangle

Answers

P=12+8+15
P= 35 ft
The answer is 35 ft

Answer:

gh

Step-by-step explanation:

What is the factored form of the expression? 4x2 – 81y2

Answers

It can be factor.
4x^2-81y^2
(2x)^2-(9y)^2
(2x-9y)(2x+9y).

I NEED HELP NOW!!!!
Malik collects rare stamps and has a total of 212 stamps. He has 34 more domestic stamps than foreign stamps. Let x represent the number of domestic stamps and let y represent the number of foreign stamps.
This system of equations models the given information for both stamp types.
x – y = 34
x + y = 212
Solve the system of equations.
How many foreign stamps does Malik have?

____foreign stamps

How many domestic stamps does Malik have?

____domestic stamps

Answers

OKAY listen up
So we have two equations
x - y = 34
x + y =212
Let's take the first equation and put it in terms of x
x-y+y= 34+y
x= 34 + y
Now that we have a value for x, substitute it into the second equation for x and solve for y.
(34+y)+y=212
34+y+y = 212
34+2y= 212
34-34+ 2y=212-34
2y= 178
2y/2=178/2
y= 89
Now that we know the value for y, we can substitute it into the first equation and solve for x.
x-89=34
X-89+89=34+89
X=123
Y= 89
X =123

ANSWER
Domestic Stamps: 123
Foreign Stamps: 89

After solving the system of linear equations, Malik has 123 domestic stamps and 89 foreign stamps.

Let x represent the number of domestic stamps.Let y represent the number of foreign stamps.

Given the following system of equations:

[tex]x - y = 34\\\\x + y = 212[/tex]

To solve the system of linear equations, we would use the elimination method:

Adding the two equations together, we have:

[tex]2x = 246[/tex]

Dividing both sides by 2, we have:

[tex]x = \frac{246}{2}[/tex]

x = 123 domestic stamps

To find the value of y:

[tex]x + y = 212\\\\y = 212 - x\\\\y = 212 - 123[/tex]

y = 89 foreign stamps

Read more: https://brainly.com/question/3600420

Solve the system by elimination.

-2x + 2y + 3z = 0
-2x - y + z = -3
2x + 3y + 3z = 5

Please go step by step, thanks!

Answers

equation 1 plus equation 3 to cancel x, you will get: 5y+6z=5
equation 2 plus equation 3, you will get: 2y+4z=2
Now focus on these two new equation you've just got; Let's eliminate y next. To eliminate y, we first have to make the coefficient the same.
multiple 5y+6z=5 by 2 and multiple 2y+4z=2 by 5, we'll get:
10y+12z=10
10y+20z=10
subtract the second of these two equations from the first, you'll get: -8z=0, therefore z=o
Plug z=0 into either one of these two equations, you'll get y=1
plug z=0, y=1 into any of the original three equations, you will get x=1


How would I graph and solve this inequality?? Help please! Press question to view image.

Answers

well, x has to be anything from 5 or below, as it has to be subtracted by three and the answer has to be less than 4. so, x=y<5 (first one)

negative 3 times a number = less than negative 12. so, the higher the number, but negative, is less than. (example:-52<-3) so, |x| is x=4>y
sorry if unclear...
check the picture below.

[tex]\bf |x|-3\le 4\implies |x|\le 7\implies \boxed{-7\le x\le 7} \\\\\\ -3|x|\ \textless \ -12\implies |x|\ \textgreater \ \cfrac{-12}{-3}\implies |x|\ \textgreater \ 4\implies \boxed{4\ \textless \ x\ \textless \ -4}[/tex]

5u - 5u =u -u help please

Answers

The equations would cancel each other out, so the answer would be infinitely many.

Answer:

it would cancel eachother out so infinite

Step-by-step explanation:

Find to slope of the line passing through the points 0,4 -8,-1


A,-8/5
B,-5/8
C, 5/8
D, 8/5

Answers

Given points: (0, 4) and (-8, -1) 

First, find the slope. 

m=(y₂-y₁)/(x₂-x₁) 
m=(-1-4)/(-8-0) 
m=(-5)/(-8) 
m=5/8 <--- this is positive because a negative divided by a negative is positive)

The correct solution is B. 

Hope I helped :)  


Find the area of a trapezoid with bases of 8 and 16 and a height of 10. A)1,280 sq. Units B) 240 sq. units C)120 sq. units

Answers

A=[(a+b)/2]h
  =[(8+10)/2]10
  = 120

Answer: The answer is (C) 120 sq. units.

Step-by-step explanation: We are given to find the area of a trapezoid with bases of lengths 8 units and 16 units and height of 10 units.

We know that the area of the trapezoid with 'a' and 'b' as lengths of the bases and height 'h' is given by

[tex]A=\dfrac{1}{2}(a+b)h.[/tex]

Here, a = 8 units, B = 16 units and h = 10 units.

Therefore, the area of the given trapezoid will be

[tex]a\\\\=\dfrac{1}{2}(a+b)h\\\\=\dfrac{1}{2}\times(8+16)\times 10\\\\=24\times 5\\\\=120~\textup{sq. units.}[/tex]

Thus, the correct option is (C).

Leo drank 8 servings of iced tea and espresso beverages containing a total of 482 mg of caffeine. How many servings of espresso did he drink?

Answers

Leo drank 2 servings of it.

Answer:

Hope it helps

Step-by-step explanation:

The volume of a rectangular prism is given by the formula V = lwh, where l is the length of the prism, w is the width, and h is the height. Which expression represents the volume of the following rectangular prism?

h=2x+9
l= x+2
w= 3x

A) 2x^2+13x+18
B) 6x^3+27x^2+54x
C) 6x^3+39x^2+54x
D) 18x^4+117x^3+162x^2

Answers

Solution: As given, Volume of a rectangular prism is given by the formula V = l w h, where l is the length of the prism, w is the width, and h is the height.

also , h=2x+9

l= x+2

w= 3 x

So, volume of prism= (2 x+9)(x+2)(3 x)= (3 x)(2 x+9)(x+2)→Using associative property

       =3 x[2 x(x+2)+9(x+2)]→Using (x+a)(x+b)= x(x+a)+a(x+b)=x²+(a+b)x+ab

      = 3 x [ 2 x²+ 4 x+ 9 x+18]

      = 3 x[ 2 x² +13 x+18]

 = (3 x)(2 x²) + (3 x)×(13 x) + (3 x)×(18)→ Using distributive property

= 6 x³+ 39 x² + 54 x[ use [tex]x^{m} \times x^{n}= x^{m+n}[/tex]

Option (C) is correct.


The expression which represents the volume of the rectangular prism is; Choice C: 6x³+39x²+54x

Volume of a rectangular prism

The volume of the rectangular prism as given is;

V = lwh

where, h=2x+9, l= x+2, and w= 3x

Therefore, Volume;

V = (2x+9) (x+2)(3x)

V = (2x² +13x +18)(3x)

V = 6x³+39x²+54x

Read more on volume of rectangular prism;

https://brainly.com/question/3867601

When writing a two column proof you should always start with ________ Information.

Answers

The given information
When writing a two-column proof you should always start with sentence Information.
I  hope its right 
And i hope it helps 

jack purchases 12 gallons of gas on monday .he uses 2/3 of amount purchased communting to and from work during the week additional 2 gallons running errands. how many gallons of gas does john juse for work and errands

Answers

gallon he uses to and from work = (2 / 3) of 12

12 * (2 / 3)
= 8 ----- he uses 8 gallons to and from work

 + 2 additinal for errands

therefore gallons for work + gallons for errand = *8 + 2
= 10

your answer is 10

How many square feet of carpeting are needed to carpet a 12-foot by 12-foot room

Answers

Square feet refers to area, so you would need to find the area of the room.

Area of a rectangle = length × width
Length = 12 ft
Width = 12 ft
A = l×w
= 12 ft × 12 ft
= 144 sq. ft

Thus, you would need 144 square feet of carpeting.

A radio station is having a promotion in which every 12th caller receives a free concert ticket and every 15th caller receives a limo ride. Which caller will be first one to win both?

Answers

for this, we need to find the lowest common multiple of 12 and 15....

common multiples of 12 : 12,24,36,48,60
common multiples of 15 : 15,30,45,60
LCM = 60

the caller that will be the first to win both is the 60th caller


Answer: Every 60th caller would win both.

Step-by-step explanation:

Since we have given that

every 12th caller receives a free concert ticket.

And

every 15th caller receives a limo ride.

We need to find the first caller who would win.

So, for this we would find L.C.M. of 12 and 15.

And we know the least common multiple of 12 and 15 is 60.

Hence , every 60 th caller would win both.

Pedro works as a newspaper deliverer. He receives a base pay plus an additional amount per newspaper delivered. Last week, Pedro delivered 5 newspapers and earned $37.50. This week, he delivered 20 newspapers and earned $75. Let x equal the number of newspapers Pedro delivers and y be the earnings he receives in dollars. Which linear function models the scenario? g(x) = 0.4x + 35.5 g(x) = 0.4x + 67 g(x) = 2.5x + 25 g(x) = 2.5x + 50

Answers

answer is

g(x) = 2.5x + 25

5 newspapers, 2.5(5) + 25 = 12.5 + 25 = 37.5
20 newspapers, 2.5(20) + 25 = 50 + 25 = 75

The linear function models the scenario is g(x) = 2.5x + 25 if He receives a base pay plus an additional amount per newspaper delivered option (C) is correct.

What is a function?

It is defined as a special type of relationship, and they have a predefined domain and range according to the function every value in the domain is related to exactly one value in the range.

It is given that:

Pedro works as a newspaper deliverer. He receives a base pay plus an additional amount per newspaper delivered.

x = the number of newspapers Pedro delivers

y =  the earnings he receives in dollars.

From the data given the linear function can be framed as follows:

y = mx + b

Plug x = 5

y = 37.50

37.50 = 5m + b ...(I)

Plug x = 20, and y = 75

75 = 20m + b ...(II)

After solving equation (I) and equation (II):

m = 2.5

b = 25

y = 2.5x + 25

Replace y with g(x)

g(x) = 2.5x + 25

Thus, the linear function models the scenario is g(x) = 2.5x + 25 if He receives a base pay plus an additional amount per newspaper delivered option (C) is correct.

Learn more about the function here:

brainly.com/question/5245372

#SPJ5

If an organism had 200 atoms of carbon-14 at death, how many atoms will be present after 14,325 years

Answers

35.36 of the carbon-14 will still remain. Hope this helps!:)

Answer:

If an organism had 200 atoms of carbon-14 at death, how many atoms will be present after 14,325 years? Round the answer to the nearest hundredth.

35.36

atoms

Charles has read 180 pages of book. This isn’t 3/4 of the total number of pages in the book. If p represents the number of pages in the book, what is p?
a.135
b.240
c.320
d. 420

Answers

3/4p = 180
3p = 720
p= 720÷3 = 240
p= 240

a function is represented by the set of ordered pairs shown below.
{(-4,3), (-1,3), (0,3), (1,5), (3,7)}
what is the range of this function

Answers

Answer: {3, 5, 7}

---------------------------------------
---------------------------------------

The range is the set of outputs of a relation or function. In other words, it's the set of possible y values. Recall that ordered pairs are of the form (x,y) so the y coordinate is listed after the x. The output is listed after the input. The output values are y = 3, y = 3, y = 3, y = 5, y = 7. So we simply list these outputs without the "y=" portion. Toss out any duplicates. Only write the unique output values. 

The curly braces surrounding the list of values tells us that we have a set. 

Final answer:

The range of the given function is {3, 5, 7}.

Explanation:

The range of a function refers to the set of all possible output values (y-values) it can produce. Given the function represented by the set of ordered pairs {(-4,3), (-1,3), (0,3), (1,5), (3,7)}, to determine its range, we look at the second elements in each ordered pair since they correspond to the y-values produced by the function.

The y-values in the given set are 3, 3, 3, 5, and 7. Even though the value 3 is repeated, it is only counted once in the range. Thus, the range of this function is the set {3, 5, 7}.

Remember, the range includes all unique y-values that the function outputs. This set contains the different y-values that the function produces according to the given ordered pairs, which means these are the possible values that we can get as outputs from this function.

MATH HELP
WILL AWARD BRAINILEST

Graham uses a 10 by 10 grid to model a decreasing pattern. He cuts off a section representing a percent of the current area so that the remaining area represents the next term in the pattern, rounded to nearest whole centimeter. The area after each cut is shown on the graph. After each cut, the remaining area is % of the previous area.

I think its 25% but idk

Answers

The remaining area is 20% of the previous area.

Hope this Helps!
Let's just take a look at the first two points plotted, (0,100) and (1, 80). The difference between 100 and 80 is 20, but what percent of 100 is 20? Well, since any percent x% can be represented as a fraction in the form [tex] \frac{x}{100} [/tex], and the the ratio of 20 to 100 is already [tex] \frac{20}{100} [/tex], our answer is a 20% decreasewhich means that you're taking 100 - 20 = 80% of the previous area at each point.

Edit: Since I misread the question, I want to reframe my previous explanation instead in terms of what percent of the area of the previous point is left.

Looking again at the areas plotted, what percent of 100 sq. cm is 80 sq. cm? We want to translate the question into math, and our first indicator of where to start is the phrase "what percent of 100 sq. cm." When we talk about taking a fraction or percent of another quantity, we're usually referring to multiplying that fraction by that quantity. In this case, we have our unknown percent, [tex] \frac{x}{100}[/tex], multiplied by 100, which, of course, just leaves you with x. And we're told that this quantity is equal to 80, so we have our answer. x = 80, so we're going to be taking 80% of the area each step.

a golfer needs to hit a ball a distance of 500 feet, but there is a 60-foot tall tree that is 100 feet in front of the point where the shot needs to land. given that the maximum height of the shot is 120 feet, and that the intended distance of 500 feet is reached, by how much did the ball clear the tree?

Answers

We can create a parabola equation of the trajectory using the vertex form:

y = a (x – h)^2 + k

 

The center is at h and k, where h and k are the points at the maximum height so:

h = 250

k = 120

 

Therefore:

 y = a (x – 250)^2 + 120

 

At the initial point, x = 0, y = 0, so we can solve for a:

0 = a (0 – 250)^2 + 120

0 = a (62,500) + 120

a = -0.00192

 

So the whole equation is:

y = -0.00192 (x – 250)^2 + 120

 

So find for y when the golf ball is above the tree, x = 400:

y = -0.00192 (400 - 250)^2 + 120

y = 76.8 ft

 

So the ball cleared the tree by:

76.8 ft – 60 ft = 16.8 ft

 

 

Answer:

16.8 ft

Please help with all 3 questions thank you.

Answers

question 1. is C

question 2. is There is not enough information to prove that the triangles are congruent. The ongruence statement can you write about the triangles in the previous problem is △JFE≅△SFV

question 3. i think itd be D

the equation y= -5.131x^2 +31.821x -3.333 approximates the number of people standing in line to catch a commuter train x hours after 5 a.m.
What is the best estimate for the number of people in line at 8 a.m?
A. 77
B. 46
C. 40
D. 32

Answers

B. 46 Replacing x with 3 (= 8-5) gives -5.131*3^2 +31.821*3 -3.333 = 45,951

Answer:

The answer is 42!!! I just took test.


Step-by-step explanation:



What is the value of X in the isosceles trapezoid below?

Answers

Answer:

D. 13

Step-by-step explanation:

Remember that in a isosceles trapezoid, its angles on the base are always congruent.

Also, we know by definition that the sum of interior angles of a trapezoid is equal to 360°, so

[tex]2(2x)+2(10x+24)=360\\4x+20x+48=360\\24x=360-48\\x=\frac{312}{24}\\ x=13[/tex]

Therefore, the right answer is D.

Answer: 13

a p e x confirmed

Realize income is ____.

A .The amount of income on hand

B.Income already spent

C. Income that comes from future investment

D. The amount of income you anticipate having

Answers

Realized income refers to the amount of income you expect to have, not yet received, including anticipated earnings and future investments.

Realized income represents the income an individual or entity expects to receive but has not yet received. It encompasses anticipated earnings, future investments, and any other income sources that have not yet materialized.

This includes income from salaries, investments, rental properties, or any other sources.

Unlike earned income, which refers to income already received, realized income is a forward-looking concept, reflecting the anticipated financial gains.

It plays a crucial role in financial planning and budgeting, guiding individuals and organizations in making decisions about expenditures, savings, and investment strategies based on expected future income streams.

Please help!!

Find the standard form of the equation of the parabola with a focus at (0, -3) and a directrix at y = 3.

Answers

Final answer:

The standard form of the equation of the parabola with a focus at (0, -3) and a directrix at y = 3 is x² = -12y.

Explanation:

To find the standard form of the equation of a parabola with a given focus and directrix, we use the definition of a parabola: the locus of points equidistant from the focus and the directrix. Since the focus is at (0, -3) and the directrix is y = 3, the vertex is halfway between the focus and directrix, at (0, 0). The distance from the vertex to the focus (and to the directrix) is 3 units. The standard form of the parabola opening downwards is

(x - h)² = -4p(y - k)

where (h, k) is the vertex and p is the distance from the vertex to the focus, when the parabola opens upwards or downwards.

Substituting the values for the vertex and p, we get

(x - 0)² = -4(3)(y - 0)

which simplifies to

x² = -12y

This is the standard form of the parabola with the given focus and directrix.

Rounded to the nearest 3 decimal places, what is the value of r for this data set?

Answers

Using geogebra (see attached), I get roughly r = 0.98886 which rounds to r = 0.989

Answer: 0.989

Side Note: The fact that r is very close to +1 means the data set has strong positive linear correlation. The points all fall very close to a line with positive slope. 

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