问题
解答题
解方程
|
答案
(1)x+15%x=46,
1.15x=46,
1.15x÷1.15=46÷1.15,
x=40.
(2)5x-
=5 6
,5 12
5x-
+5 6
=5 6
+5 12
,5 6
5x÷5=
÷5,5 4
x=
.1 4
解方程
|
(1)x+15%x=46,
1.15x=46,
1.15x÷1.15=46÷1.15,
x=40.
(2)5x-
=5 6
,5 12
5x-
+5 6
=5 6
+5 12
,5 6
5x÷5=
÷5,5 4
x=
.1 4