6,2(3-2x)=20-(12,4x+1,4)

Question

6,2(3-2x)=20-(12,4x+1,4)

Answer 1

6,2(3-2х)=20-(12,4х+1,4)
18,6-12,4х=20-12,4х-1,4
-12,4х+12,4х=20-1,4-18,6
0х=0
х=0
ответ 0