题目内容
6.8x-1.4x=10.8
x-
=
.
| 1 |
| 4 |
| 2 |
| 3 |
| 1 |
| 8 |
(1)6.8x-1.4x=10.8
5.4x=10.8,
5.4x÷5.4=10.8÷5.4,
x=2;
(2)
x-
=
x-
+
=
+
,
x÷
=
÷
,
x=
.
5.4x=10.8,
5.4x÷5.4=10.8÷5.4,
x=2;
(2)
| 1 |
| 4 |
| 2 |
| 3 |
| 1 |
| 8 |
| 1 |
| 4 |
| 2 |
| 3 |
| 2 |
| 3 |
| 1 |
| 8 |
| 2 |
| 3 |
| 1 |
| 4 |
| 1 |
| 4 |
| 19 |
| 24 |
| 1 |
| 4 |
x=
| 19 |
| 6 |
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