4.25x-x=4.55怎么解急!

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4.25x-x=4.55怎么解急!
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4.25x-x=4.55怎么解急!
4.25x-x=4.55怎么解
急!

4.25x-x=4.55怎么解急!
(4.25-1)x=4.55
3.25x=4.55
x=4.55/3.25
x=1.4

4.25x-x=4.55
3.25x=4.55
x=4.55÷3.25
x=1.4

(4.25-1)x=4.55
3.25x=4.55
x=4.55/3.25
x=1.4