96/x - 90/(1+25%)x =10 方程怎么解?

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96/x - 90/(1+25%)x =10 方程怎么解?

96/x - 90/(1+25%)x =10
96/x-90/(1+1/4)x=10
96/x-90/(5/4)x=10
120/(5/4)x-90/(5/4)x=10
30/(5/4)x=10
5/4x=3
x=3×4/5
x=12/5