Question

8y-3(2y-3)=7y-2(5y+8)

Answer 1

8y-6y-9=7y-10y+16
5y=25
y=5
Ответ:y=5

Answer 2

8y-3(2y-3)=7y-2(5y+8)

8y-6y+9=7y-10y-16

8y-6y-7y+10y = -16-9

5y=-25

y = -25 : 5

у = -5

Ответ: -5