问题 解答题
解方程.
x-
5
12
=
3
8
x+
3
4
=
5
6
x+
2
3
-
1
2
=2
答案

(1)x-

5
12
=
3
8

x-

5
12
+
5
12
=
3
8
+
5
12

x=

19
24

(2)x+

3
4
=
5
6

x+

3
4
-
3
4
=
5
6
-
3
4

x=

1
12

(3)x+

2
3
-
1
2
=2,

x+

1
6
=2,

x+

1
6
-
1
6
=2-
1
6

x=

11
6

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