题目内容
求未知数x;
(1)6x-35=7
(2)
x-
x=2.
(1)6x-35=7
(2)
| 3 |
| 4 |
| 1 |
| 2 |
(1)6x-35=7,
6x-35+35=7+35,
6x=42,
6x÷6=42÷6,
x=7;
(2)
x-
x=2,
(
-
)x=2,
x=2,
x×4=2×4,
x=8.
6x-35+35=7+35,
6x=42,
6x÷6=42÷6,
x=7;
(2)
| 3 |
| 4 |
| 1 |
| 2 |
(
| 3 |
| 4 |
| 1 |
| 2 |
| 1 |
| 4 |
| 1 |
| 4 |
x=8.
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