题目内容
解方程.
(1)X-6×
=
(2)(1-
)X=36
(3)
x=36.
(1)X-6×
| 3 |
| 4 |
| 1 |
| 2 |
(2)(1-
| 5 |
| 9 |
(3)
| 4 |
| 5 |
(1)x-6×
=
,
x-
=
,
x-
+
=
+
,
x=5;
(2)(1-
)x=36,
x=36,
x÷
=36÷
,
x=81;
(3)
x=36,
x÷
=36÷
,
x=45.
| 3 |
| 4 |
| 1 |
| 2 |
x-
| 9 |
| 2 |
| 1 |
| 2 |
x-
| 9 |
| 2 |
| 9 |
| 2 |
| 1 |
| 2 |
| 9 |
| 2 |
x=5;
(2)(1-
| 5 |
| 9 |
| 4 |
| 9 |
| 4 |
| 9 |
| 4 |
| 9 |
| 4 |
| 9 |
x=81;
(3)
| 4 |
| 5 |
| 4 |
| 5 |
| 4 |
| 5 |
| 4 |
| 5 |
x=45.
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