0,6*(28x+44(2,5-x))=16x+32(2,5-x)
раскроем скобки
16.8x+66-26.4x = 16x+80-32x
6.4x-14 = 0
6.4x = 14
x = 2.1875
0,6*(28x+44(2,5-x))=16x+32(2,5-x)
раскроем скобки
16.8x+66-26.4x = 16x+80-32x
6.4x-14 = 0
6.4x = 14
x = 2.1875