Question

7x + 3x + 5 - 2x + 7. Select all that are equivalent.

a. 2x + 6
b. 10X + 12 - 2x
c. 12x + 12
d. 8x + 12

Answer 1

Explanation:

7x+3x-2x=8x

5+7=12

8x+12

Answer 2

d 8x+12

Explanation:

7x+3x+5-2x+7

combine 7x+3x-2x=8x

and 5+7=12

8x+12