题目内容
| 解方程: (1)5x=
| (2)x+
|
(1)5x=
,
5x÷5=
÷5,
x=
;
(2)x+
x=50,
x=50,
x×
=50×
,
x=40.
| 15 |
| 17 |
5x÷5=
| 15 |
| 17 |
x=
| 3 |
| 17 |
(2)x+
| 1 |
| 4 |
| 5 |
| 4 |
| 5 |
| 4 |
| 4 |
| 5 |
| 4 |
| 5 |
x=40.
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题目内容
| 解方程: (1)5x=
| (2)x+
|
| 15 |
| 17 |
| 15 |
| 17 |
| 3 |
| 17 |
| 1 |
| 4 |
| 5 |
| 4 |
| 5 |
| 4 |
| 4 |
| 5 |
| 4 |
| 5 |