题目内容
解方程.
x=
x÷
=
×
×x=
.
| 2 |
| 3 |
| 1 |
| 2 |
x÷
| 5 |
| 12 |
| 3 |
| 4 |
| 5 |
| 6 |
| 1 |
| 5 |
| 2 |
| 3 |
(1)
x=
,
x×
=
×
,
x=
;
(2)x÷
=
,
x÷
×
=
×
,
x=
;
(3)
×
×x=
,
x=
,
x×6=
×6,
x=4.
| 2 |
| 3 |
| 1 |
| 2 |
| 2 |
| 3 |
| 3 |
| 2 |
| 1 |
| 2 |
| 3 |
| 2 |
x=
| 3 |
| 4 |
(2)x÷
| 5 |
| 12 |
| 3 |
| 4 |
x÷
| 5 |
| 12 |
| 5 |
| 12 |
| 3 |
| 4 |
| 5 |
| 12 |
x=
| 5 |
| 16 |
(3)
| 5 |
| 6 |
| 1 |
| 5 |
| 2 |
| 3 |
| 1 |
| 6 |
| 2 |
| 3 |
| 1 |
| 6 |
| 2 |
| 3 |
x=4.
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