问题
解答题
解方程: X-
|
答案
(1)X-
=5 6
,1 3
x-
+5 6
=5 6
+1 3
,5 6
x=
;7 6
(2)
+1 4
+X=2 5 9 10
+x=13 20
,9 10
+x-13 20
=13 20
-9 10
,13 20
x=
.1 4
解方程: X-
|
(1)X-
=5 6
,1 3
x-
+5 6
=5 6
+1 3
,5 6
x=
;7 6
(2)
+1 4
+X=2 5 9 10
+x=13 20
,9 10
+x-13 20
=13 20
-9 10
,13 20
x=
.1 4