问题:
解方程:
(1)
10
x
=
3
x-7
;
(2)
2x
2x-1
+
5
1-2x
=3;
(3)
6x-1
3x+2
=
4x-7
2x-5
;
(4)
x-2
x+2
-
16
x2-4
=
x+2
x-2
.
解方程:
(1)
=
;
(2)
+
=3;
(3)
=
;
(4)
-
=
.
(1)
10 |
x |
3 |
x-7 |
(2)
2x |
2x-1 |
5 |
1-2x |
(3)
6x-1 |
3x+2 |
4x-7 |
2x-5 |
(4)
x-2 |
x+2 |
16 |
x2-4 |
x+2 |
x-2 |
参考答案: