解方程 X x5/7x35 =5/61. x-1/4x=3/8 2. 5x除以1/4=5/3
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解方程Xx5/7x35=5/61.x-1/4x=3/82.5x除以1/4=5/3解方程Xx5/7x35=5/61.x-1/4x=3/82.5x除以1/4=5/3解方程Xx5/7x35=5/61.x-1
解方程 X x5/7x35 =5/61. x-1/4x=3/8 2. 5x除以1/4=5/3
解方程 X x5/7x35 =5/6
1. x-1/4x=3/8 2. 5x除以1/4=5/3
解方程 X x5/7x35 =5/61. x-1/4x=3/8 2. 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
1.x=1/2 2.x=1/12