题目内容
解方程
| x-
|
(1)
x=
x×
=
×
x=1
;
(2)x-
x=
x=
x×3=
×3
x=
;
| 3 |
| 4 |
| 5 |
| 6 |
| 3 |
| 4 |
| 4 |
| 3 |
| 5 |
| 6 |
| 4 |
| 3 |
x=1
| 1 |
| 9 |
(2)x-
| 2 |
| 3 |
| 2 |
| 9 |
| 1 |
| 3 |
| 2 |
| 9 |
| 1 |
| 3 |
| 2 |
| 9 |
x=
| 2 |
| 3 |
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