题目内容
解方程:
÷X=
7.2-2X=3.8.
| 14 |
| 15 |
| 3 |
| 10 |
| 14 |
| 15 |
| 3 |
| 10 |
x=
| 14 |
| 15 |
| 3 |
| 10 |
x=
| 14 |
| 15 |
| 10 |
| 3 |
x=
| 28 |
| 9 |
7.2-2x=3.8
2x=7.2-3.8
2x=3.4
x=3.4÷2
x=1.7
故答案是x=
| 28 |
| 9 |
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