解方程 7x-1/0.24=1-0.2x/0.18-5x+1/0.12
问题描述:
解方程 7x-1/0.24=1-0.2x/0.18-5x+1/0.12
答
7x-1/0.24=1-0.2x/0.18-5x+1/0.12
7x-1÷6/25=1-10x/9-5x+25/3
7x+10x/9+5x=25/6+1+25/3
118x/9=81/6
x=81/6*9/118
x=243/236