题目内容
x-
-
x=
.
| 4 |
| 9 |
| 5 |
| 9 |
| 2 |
| 3 |
分析:先计算x-
x=
x,等式的两边同时加上
,然后等式的两边再同时除以
即可.
| 5 |
| 9 |
| 4 |
| 9 |
| 4 |
| 9 |
| 4 |
| 9 |
解答:解:x-
-
x=
,
x-
=
,
x-
+
=
+
,
x=
,
x÷
=
÷
,
x=
.
| 4 |
| 9 |
| 5 |
| 9 |
| 2 |
| 3 |
| 4 |
| 9 |
| 4 |
| 9 |
| 2 |
| 3 |
| 4 |
| 9 |
| 4 |
| 9 |
| 4 |
| 9 |
| 2 |
| 3 |
| 4 |
| 9 |
| 4 |
| 9 |
| 10 |
| 9 |
| 4 |
| 9 |
| 4 |
| 9 |
| 10 |
| 9 |
| 4 |
| 9 |
x=
| 5 |
| 2 |
点评:本题主要考查解方程,根据等式的性质进行解答即可.
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