Question

Which is the correct algebraic expression after combining like terms? 6+8x-7-x

A.) 7x-1
B.) 7x+13
C.) 9x-1
D.) 9x+13

Answer 1

A.) 7x-1

Explanation:

It would be this because 8x-x = 7x and 6-7 = -1, so if you combined them you should get 7x - 1

6 +8x -7 -x

8x -x = 7x

6-7 = -1

Answer 2

the answer would be A.) 7x-1