题目内容
解方程:5(x-
)=
+(x-
)
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| 3 |
5(x-
)-(x-
)=
,
4(x-
)=
,
x-
=
,
∴x=1.
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4(x-
| 2 |
| 3 |
| 4 |
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x-
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| 1 |
| 3 |
∴x=1.
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