题目内容
求未知数x的值．
：14=
x-
x=
．
| 7 |
| 9 |
| 5 |
| x |
x-
| 4 |
| 9 |
| 10 |
| 27 |
| 7 |
| 9 |
| 5 |
| X |
| 7 |
| 9 |
| 7 |
| 9 |
X=90；
X-
| 4 |
| 9 |
| 10 |
| 27 |
| 5 |
| 9 |
| 10 |
| 27 |
| 5 |
| 9 |
| 5 |
| 9 |
| 10 |
| 27 |
| 5 |
| 9 |
X=
| 2 |
| 3 |
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X=90；
X-
X=
阅读快车系列答案题目内容
| 7 |
| 9 |
| 5 |
| x |
| 4 |
| 9 |
| 10 |
| 27 |
| 7 |
| 9 |
| 5 |
| X |
| 7 |
| 9 |
| 7 |
| 9 |
| 4 |
| 9 |
| 10 |
| 27 |
| 5 |
| 9 |
| 10 |
| 27 |
| 5 |
| 9 |
| 5 |
| 9 |
| 10 |
| 27 |
| 5 |
| 9 |
| 2 |
| 3 |
阅读快车系列答案