(5x-1)的平方 =3(5x-1) 怎么解

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(5x-1)的平方 =3(5x-1) 怎么解
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(5x-1)的平方 =3(5x-1) 怎么解
(5x-1)的平方 =3(5x-1) 怎么解

(5x-1)的平方 =3(5x-1) 怎么解

两边都有(5x-1),所以约去
方程即成了
5x-1=3
所以
x=4/5
~~~~~~~~~~~~~~~~~~~~~~~~~~~
——喜欢你纤

(5x-1)=3(5x-1)
if (5x-1)≠0
5x-1=3
x=4/5
if (5x-1)=0
x=1/5