Question

0,5*(1,6x-6,4y)-2,4*(1,5x+y)

Answer 1

0,5*(1,6х-6,4у)-2,4*(1,5х+у)=0,8х-3,2у-3,6х-2,4у=0,8х-3,6х-3,2у-2,4у=-4,4х-5,6у