Question

0,8(2y-3)+5(1,6-0,5y)-2(0,8y-1,7)

Answer 1

0,8(2y-3)+5(1,6-0,5y)-2(0,8y-1,7)=1,6у-2,4+8-2,5у-1,6у+3,4=9-2,5у