Question

2x+15=3x-11
7-5x=x-2
2(x-3)=(2-x)
-3(4-x)=2(x-5)

Answer 1

Ответ:

$2x + 15 = 3x - 11 \\ 2x - 3x = - 11 - 15 \\ - x = - 26 \\ x = 26 \\ 7 - 5x = x - 2 \\ - 5x - x = - 2 - 7 \\ - 6x = - 9 \\ x = \frac{3}{2}$