Question

quanto é 7x -3 =x +5 -2x

Answer 1

$7x-3=x+5-2x \\ 7x-x+2x=5+3 \\ 8x=8 \\ x=8/8 \\ x=1$

Answer 2

7x-3=x+5-2x
7x-x+2x=5+3
6x+2x=8
8x=8
x=8/8
x=1

Bons estudos!