题目内容
求未知数h.
①4h-得=2(h-6)
②地
:十.4=2
:h.
①4h-得=2(h-6)
②地
| 6 |
| 得 |
| 2 |
| 5 |
①4x-3=2(x-1),
4x-3=2x-2,
4x-3+3=2x-2+3,
4x=2x+6,
4x-2x=2x+6-2x,
2x=6,
2x÷2=6÷2,
x=3;
②5
| 1 |
| 3 |
| 2 |
| 7 |
5
| 1 |
| 3 |
| 2 |
| 7 |
5
| 1 |
| 3 |
| 32 |
| 35 |
5
| 1 |
| 3 |
| 1 |
| 3 |
| 32 |
| 35 |
| 1 |
| 3 |
x=
| 6 |
| 35 |
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