题目内容
已知代数式
与
x-3互为相反数,则x的值是______.
| 2x-3 |
| 5 |
| 2 |
| 3 |
∵代数式
与
x-3互为相反数,
∴-
=
x-3,解得x=
.
故答案为:
.
| 2x-3 |
| 5 |
| 2 |
| 3 |
∴-
| 2x-3 |
| 5 |
| 2 |
| 3 |
| 27 |
| 8 |
故答案为:
| 27 |
| 8 |
练习册系列答案
相关题目
题目内容
| 2x-3 |
| 5 |
| 2 |
| 3 |
| 2x-3 |
| 5 |
| 2 |
| 3 |
| 2x-3 |
| 5 |
| 2 |
| 3 |
| 27 |
| 8 |
| 27 |
| 8 |