题目内容
| 解方程 5x-
| x+
|
(1)5x-
=
,
5x-
+
=
+
,
5x=
,
5x÷5=
÷5,
x=
;
(2)x+
=240,
x=240,
x÷
=240÷
,
x=200.
| 5 |
| 6 |
| 5 |
| 4 |
5x-
| 5 |
| 6 |
| 5 |
| 6 |
| 5 |
| 4 |
| 5 |
| 6 |
5x=
| 25 |
| 12 |
5x÷5=
| 25 |
| 12 |
x=
| 5 |
| 12 |
(2)x+
| x |
| 5 |
| 6 |
| 5 |
| 6 |
| 5 |
| 6 |
| 5 |
| 6 |
| 5 |
x=200.
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