求解一个方程a/0.8+b/1.2=5/6(a/1.2+b/0.8) 求a/b
2个回答
5a/4+5b/6=5/6(5a/6+5b/4)
5a/4+5b/6=25a/36+25b/24
180a/144+120b/144=100a/144+150b/144
80a=30b
a/b=3/8
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求解一个方程a/0.8+b/1.2=5/6(a/1.2+b/0.8) 求a/b
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