题目内容
解方程或比例.
5x-
|
|
(1)5x-
=
,
5x-
+
=
+
,
5x÷5=
÷5,
x=
;
(2)
=
,
0.6x=2×0.15,
0.6x÷0.6=0.3÷0.6,
x=0.5.
5 |
6 |
5 |
12 |
5x-
5 |
6 |
5 |
6 |
5 |
12 |
5 |
6 |
5x÷5=
15 |
12 |
x=
1 |
4 |
(2)
x |
2 |
0.15 |
0.6 |
0.6x=2×0.15,
0.6x÷0.6=0.3÷0.6,
x=0.5.
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