题目内容
2x-
=
.
| 1 |
| 12 |
| 11 |
| 12 |
2x-
=
,
2x-
+
=
+
,
2x÷2=1÷2,
x=0.5.
| 1 |
| 12 |
| 11 |
| 12 |
2x-
| 1 |
| 12 |
| 1 |
| 12 |
| 11 |
| 12 |
| 1 |
| 12 |
2x÷2=1÷2,
x=0.5.
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