2/5(5х-10y) - (8x+16y)2/5(15-20) - (24+32)
2/5(-5) - 56- 2 - 56 = - 58
2/5(5x-10y)-(8x+16y)=2x -4y-8x-16y=-6x-20y=-6*3-20*2=-18-40=-58
2/5(5х-10y) - (8x+16y)
2/5(15-20) - (24+32)
2/5(-5) - 56
- 2 - 56 = - 58
2/5(5x-10y)-(8x+16y)=2x -4y-8x-16y=-6x-20y=-6*3-20*2=-18-40=-58