题目内容
| 解方程. x-
|
|
(1)x-
=
,
x-
+
=
+
,
x=
;
(2)
+x=
,
+x-
=
-
,
x=
.
| 5 |
| 6 |
| 2 |
| 9 |
x-
| 5 |
| 6 |
| 5 |
| 6 |
| 2 |
| 9 |
| 5 |
| 6 |
x=
| 19 |
| 18 |
(2)
| 3 |
| 7 |
| 3 |
| 5 |
| 3 |
| 7 |
| 3 |
| 7 |
| 3 |
| 5 |
| 3 |
| 7 |
x=
| 6 |
| 35 |
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题目内容
| 解方程. x-
|
|
| 5 |
| 6 |
| 2 |
| 9 |
| 5 |
| 6 |
| 5 |
| 6 |
| 2 |
| 9 |
| 5 |
| 6 |
| 19 |
| 18 |
| 3 |
| 7 |
| 3 |
| 5 |
| 3 |
| 7 |
| 3 |
| 7 |
| 3 |
| 5 |
| 3 |
| 7 |
| 6 |
| 35 |