2(x-5)/0.52=4(x+1)/0.25
2x-10/0.52=4x+4/0.25
0.25(2x-10)=0.52(4x+4)
0.5x-2.5=2.08x+2.08
0.5x-2.08x=2.5+2.08
-1.58x=4.58
x=-4.58/1.58
Пошаговое объяснение:
