x-15%x=42 500怎么解x

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x-15%x=42 500怎么解x

x-15%x=42 500怎么解x
x-15%x=42 500怎么解x

x-15%x=42 500怎么解x
x-0.15x=42500
0.85x=42500
x=42500÷0.85
x=50000

42500/0.85

0.85x=42500
x=50000

85%x=42500,x=50000

42500/0.85=x x=50000