题目内容
| 解方程 (1)
| (2)2
|
(1)
X=
,
X÷
=
÷
,
X=1
;
(2)2
+X=3
-
,
2
+X-2
=3
-
-2
X=0.
| 6 |
| 7 |
| 24 |
| 21 |
| 6 |
| 7 |
| 6 |
| 7 |
| 24 |
| 21 |
| 6 |
| 7 |
X=1
| 1 |
| 3 |
(2)2
| 4 |
| 5 |
| 3 |
| 10 |
| 1 |
| 2 |
2
| 4 |
| 5 |
| 4 |
| 5 |
| 3 |
| 10 |
| 1 |
| 2 |
| 4 |
| 5 |
X=0.
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