x-35%x=0.25

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x-35%x=0.25

x-35%x=0.25
x-35%x=0.25

x-35%x=0.25
x-35%x=0.25
0.65x=0.25
x=0.25÷0.65
X=5/13

x(1-o.35) =0.25
x=0.25/0.35
x=5/7

x-0.35x=0.65x=0.25,解得x=5/13

35%化为小数0.35 x-0.35x=0.25
0.65x=0.25
x=0.25÷0.65=5/13约等于0.3846