题目内容
| 解方程 150%×6+5X=12 |
|
①150%×6+5X=12,
1.5x×6+5x=12,
9x+5x=12,
14x=12,
14x÷14=12÷14,
x=
;
②
X-20%X=1,
x-
x=1,
x=1,
x×
=1×
,
x=2
.
1.5x×6+5x=12,
9x+5x=12,
14x=12,
14x÷14=12÷14,
x=
| 6 |
| 7 |
②
| 2 |
| 3 |
| 10 |
| 15 |
| 3 |
| 15 |
| 7 |
| 15 |
| 7 |
| 15 |
| 15 |
| 7 |
| 15 |
| 7 |
x=2
| 1 |
| 7 |
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