题目内容
| 3 |
| 5 |
| 1 |
| 3 |
Χ-0.8Χ-6=16.
(1)
:x=
:2
x=
×2,
x=
×3,
x=3
;
(2)Χ-0.8Χ-6=16,
0.2x-6=16,
0.2x=16+6,
x=22÷0.2
x=110.
| 3 |
| 5 |
| 1 |
| 3 |
| 1 |
| 3 |
| 3 |
| 5 |
x=
| 6 |
| 5 |
x=3
| 3 |
| 5 |
(2)Χ-0.8Χ-6=16,
0.2x-6=16,
0.2x=16+6,
x=22÷0.2
x=110.
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