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 y=-5
8y-3(2y-3)=7y-2(5y+8) 8y-6y+9=7y-10y-16 2y+3у=-16-9 5у=-25 у=-5