解方程X x5/7x35 =5/6

问题描述:

解方程X x5/7x35 =5/6
1.x-1/4x=3/82. 5x除以1/4=5/3

x-1/4x=3/8
3/4x=3/8
x=1/2
5x/(1/4)=5/3
5x=5/12
x=1/12