题目内容
解方程或解比例:
(1)
| (2)1.5:
|
(1)
x-
=
,
x-
+
=
+
,
x×
=
×
,
x=
;
(2)1.5:
=x:8,
x=1.5×8,
x×
=12×
,
x=18.
| 3 |
| 4 |
| 3 |
| 4 |
| 1 |
| 2 |
| 3 |
| 4 |
| 3 |
| 4 |
| 3 |
| 4 |
| 1 |
| 2 |
| 3 |
| 4 |
| 3 |
| 4 |
| 4 |
| 3 |
| 5 |
| 4 |
| 4 |
| 3 |
x=
| 5 |
| 3 |
(2)1.5:
| 2 |
| 3 |
| 2 |
| 3 |
| 2 |
| 3 |
| 3 |
| 2 |
| 3 |
| 2 |
x=18.
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