题目内容
解方程
X=
÷X=
.
| 5 |
| 8 |
| 1 |
| 12 |
| 2 |
| 3 |
| 1 |
| 6 |
(1)
X=
,
X÷
=
÷
,
X=
×
,
X=
;
(2)
÷X=
,
÷X×X=
×X,
X=
,
X×6=
×6,
X=4.
| 5 |
| 8 |
| 1 |
| 12 |
| 5 |
| 8 |
| 5 |
| 8 |
| 1 |
| 12 |
| 5 |
| 8 |
X=
| 1 |
| 12 |
| 8 |
| 5 |
X=
| 2 |
| 15 |
(2)
| 2 |
| 3 |
| 1 |
| 6 |
| 2 |
| 3 |
| 1 |
| 6 |
| 1 |
| 6 |
| 2 |
| 3 |
| 1 |
| 6 |
| 2 |
| 3 |
X=4.
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