Question

4x + 5 + 3x – 12 =


A.9x-9

B.7x+7

C.7x-7


​

Answer 1

7x - 7

Explanation:

In this equation you are going to add like terms.

The like terms you have are the terms with x and then the terms without the x.

So 4x + 3x = 7x

5 - 12 = -7

So your answer is 7x-7