问题
解答题
6.8-32%x=
|
答案
6.8-32%x=
,2 5
6.8-32%x+32%x=
+32%x,2 5
6.8-
=2 5
+32%x-2 5
,2 5
6.4÷32%=32%x÷32%,
x=20.
6.8-32%x=
|
6.8-32%x=
,2 5
6.8-32%x+32%x=
+32%x,2 5
6.8-
=2 5
+32%x-2 5
,2 5
6.4÷32%=32%x÷32%,
x=20.