题目内容
解下列方程．
Χ+
|
Χ-（
|
Χ+（
|
（1）Χ+
| 3 |
| 16 |
| 5 |
| 8 |
Χ+
| 3 |
| 16 |
| 3 |
| 16 |
| 5 |
| 8 |
| 3 |
| 16 |
Χ=
| 7 |
| 16 |
（2）Χ-（
| 1 |
| 2 |
| 1 |
| 3 |
| 5 |
| 8 |
Χ-
| 5 |
| 6 |
| 5 |
| 8 |
Χ-
| 5 |
| 6 |
| 5 |
| 6 |
| 5 |
| 8 |
| 5 |
| 6 |
Χ=
| 35 |
| 24 |
（3）Χ+（
| 1 |
| 4 |
| 1 |
| 6 |
| 3 |
| 4 |
Χ+
| 5 |
| 12 |
| 3 |
| 4 |
Χ+
| 5 |
| 12 |
| 5 |
| 12 |
| 3 |
| 4 |
| 5 |
| 12 |
Χ=
| 1 |
| 3 |
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