Question

Помогите паже!!!!!!!! Даю 30балов!!!

Answer 1

3,6х+2,5-1,8х-2,3=1,6х

3,6х-1,8х-1,6х=-2,5+2,3

0,2х=-0,2

х=-1

Ответ. х=-1

Answer 2

(3,6x+2,5)-(1,8x+2,3) = 1,6x

3,6x+2,5-1,8x-2,3 = 1,6x

1,8x-1,6x = -0,2

0,2x = -0,2

x = -1