题目内容
解方程
:x=
x-
+
=4
60%x÷
=
.
| 5 |
| 9 |
| 2 |
| 9 |
| 1 |
| 3 |
| 2 |
| 3 |
| 1 |
| 3 |
60%x÷
| 6 |
| 25 |
| 5 |
| 4 |
| 5 |
| 9 |
| 2 |
| 9 |
| 2 |
| 9 |
| 5 |
| 9 |
x=
| 5 |
| 2 |
| 1 |
| 3 |
| 2 |
| 3 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 3 |
| 1 |
| 3 |
| 13 |
| 3 |
x=13;
60%x÷
| 6 |
| 25 |
| 5 |
| 4 |
0.6x=
| 5 |
| 4 |
| 6 |
| 25 |
0.6x=0.3,
x=0.5.
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