解方程x+0.75x=7/2
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解方程x+0.75x=7/2
![解方程x+0.75x=7/2](/uploads/image/z/15776685-45-5.jpg?t=%E8%A7%A3%E6%96%B9%E7%A8%8Bx%2B0.75x%3D7%2F2)
x+0.75x=7/2
X+3/4X=7/2
7/4X=7/2
X=7/2÷7/4
X=7/2×4/7
X=2
够详细吧.
X+3/4X=7/2
7/4X=7/2
X=7/2÷7/4
X=7/2×4/7
X=2
够详细吧.
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