Question

реши уравнение 8*(5+x)-4x=5x-57​

Answer 1

8*(5+x)-4x=5x-57

40+8x-4x=5x-57

4x-5x=-57-40

-x=-97

x=97

Answer 2

$40 + 8x - 4x = 5x - 57 \\ 8x - 4x - 5x = - 57 - 40 \\ - x = - 97$