Question

Решите пж пример срочно!!!!! -42+3x-(4x-10)-5x= -20

Answer 1

-42+3x-4x+10-5x=-20
-6x=12
x = -2

Answer 2

$- 42 + 3x - 4x + 10 - 5x = - 20 \\ - 32 - 6x = - 20 \\ - 32 + 20 = 6x \\ 6x = - 12 \\ x = - 2$