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Lilit [14]
2 years ago
12

This sim plying a algebraic equation by collecting the like terms will mark brainliest TYSM

Mathematics
1 answer:
Stella [2.4K]2 years ago
8 0
The answer is 2 ( 4a - b - 4 )
You might be interested in
Could someone answer this pls thank u
loris [4]

Given:

The area model.

The area of the shape is 82 square units.

To find:

The correct equation for the given situation.

Solution:

We know that, area of a rectangle is

Area=Length \times Width

The figure is divided into 3 rectangles. Using this formula, the area of each rectangle is

A_1=(x)\times (3x)=3x^2

A_2=(x)\times (4)=4x

A_3=(3)\times (3x)=9x

Now, the total area is equation to 82 square units.

A_1+A_2+A_3=82

3x^2+4x+9x=82

3x^2+13x=82

Since the required equation is 3x^2+13x=82, therefore, the correct option is C.

7 0
3 years ago
What is the slope and y-intercept of y+1=4/3x
Sergio039 [100]

hello

so this equation is written in point slope form: y-y_{1} = m(x-x_{1})

we can solve for y to get the equation into slope intercept form: y=mx+b

y+1=4/3x

subtract 1 from both sides

y=4/3x-1

slope: 4/3

y-intercept: -1

hope this helps

have a nice day :)

6 0
2 years ago
Read 2 more answers
342.857 to the nearest hundredth
ryzh [129]
The answer is 342.86
5 0
3 years ago
What value of x makes the equation true?
soldier1979 [14.2K]
This one is easy.
<span>–8.6 = –4.1 + x
</span>
So, what you have to do is add 4.1 on both sides. 
You do this because you want to get X alone. when you do,
-8.6+4.1=-4.5

X=-4.5
The answer is B
3 0
3 years ago
Read 2 more answers
16. What is the value of the expression (x + 5)(2y - 1) when x = 1 and y=-1?
nirvana33 [79]

Answer:

A

Step-by-step explanation:

If you sub in all the values, you get [1+5][2(-1)-1]. Now combine like terms. 1+5 is 6 and 2*-1-1=-3. 6*-3=-18 so the answer is A.

5 0
3 years ago
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