题目内容
求未知数
x.x
-40.54=50.46
答案:
解析:
解析:
|
x =50.46+40.54x =91 |
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求未知数x
| x+ | 19-12%x=7 | |
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题目内容
求未知数
x.x
-40.54=50.46|
x =50.46+40.54x =91 |
| x+ | 19-12%x=7 | |
| 3x+60%x=72 | 2x+30%x=9.2. |
| 4(x+0.2)=2.4 |