题目内容
(1)9x=
(2)x÷
=
(3)
x-
x=
(4)
÷x×
=
.
| 3 |
| 8 |
(2)x÷
| 5 |
| 6 |
| 4 |
| 5 |
(3)
| 2 |
| 3 |
| 1 |
| 6 |
| 1 |
| 2 |
(4)
| 3 |
| 4 |
| 1 |
| 3 |
| 5 |
| 12 |
(1)9x=
,
9x÷9=
÷9,
x=
;
(2)x÷
=
,
x÷
×
=
×
,
x=
;
(3)
x-
x=
,
x=
,
x×2=
×2,
x=1;
(4)
÷x×
=
,
÷x=
,
÷x×x=
×x,
×x×
=
×
,
x=
.
| 3 |
| 8 |
9x÷9=
| 3 |
| 8 |
x=
| 1 |
| 24 |
(2)x÷
| 5 |
| 6 |
| 4 |
| 5 |
x÷
| 5 |
| 6 |
| 5 |
| 6 |
| 4 |
| 5 |
| 5 |
| 6 |
x=
| 2 |
| 3 |
(3)
| 2 |
| 3 |
| 1 |
| 6 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 2 |
x=1;
(4)
| 3 |
| 4 |
| 1 |
| 3 |
| 5 |
| 12 |
| 1 |
| 4 |
| 5 |
| 12 |
| 1 |
| 4 |
| 5 |
| 12 |
| 5 |
| 12 |
| 12 |
| 5 |
| 1 |
| 4 |
| 12 |
| 5 |
x=
| 3 |
| 5 |
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