(x-5)÷x=0.29

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(x-5)÷x=0.29(x-5)÷x=0.29(x-5)÷x=0.29(x-5)÷x=0.291-5/x=0.295/x=0.710.71x=5x=5/0.71x=500/71x≈7.04(x-5)

(x-5)÷x=0.29
(x-5)÷x=0.29

(x-5)÷x=0.29
(x-5)÷x=0.29
1-5/x=0.29
5/x=0.71
0.71x=5
x=5/0.71
x=500/71
x≈7.04

(x-5)÷x=0.29
x-5 = 0.29x
0.71x = 5
x = 500/71

1-5/x=0.29
5/x=0.71
x=500/71

约等于7.0