题目内容
求未知数x.
0.5x+
| 18:x=
|
(1)0.5x+
x=42,
x=42,
x×
=42×
,
x=36;
(2)18:x=
:
,
x=18×
,
x×
=18×
×
,
x=36.
| 2 |
| 3 |
| 7 |
| 6 |
| 7 |
| 6 |
| 6 |
| 7 |
| 6 |
| 7 |
x=36;
(2)18:x=
| 3 |
| 10 |
| 3 |
| 5 |
| 3 |
| 10 |
| 3 |
| 5 |
| 3 |
| 10 |
| 10 |
| 3 |
| 3 |
| 5 |
| 10 |
| 3 |
x=36.
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