题目内容
解方程
| x+15%x=46 | 5x-
|
(1)x+15%x=46,
1.15x=46,
1.15x÷1.15=46÷1.15,
x=40.
(2)5x-
=
,
5x-
+
=
+
,
5x÷5=
÷5,
x=
.
1.15x=46,
1.15x÷1.15=46÷1.15,
x=40.
(2)5x-
| 5 |
| 6 |
| 5 |
| 12 |
5x-
| 5 |
| 6 |
| 5 |
| 6 |
| 5 |
| 12 |
| 5 |
| 6 |
5x÷5=
| 5 |
| 4 |
x=
| 1 |
| 4 |
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