Question

CAN SOMEONE PLEASE HELP ME WITH
THIS??

Answer 1

3/8x

Explanation:

We must find the common denominator. It's 8, because 8 = 2 · 4.

`(7)/(8)x-\dffrac{1}{2}x=(7)/(8)x-(1\cdot4)/(2\cdot4)x=(7)/(8)x-(4)/(8)x=(7-4)/(8)x=\boxed{(3)/(8)x}`