题目内容
(2他他8?高邮市)
| 解方程. (o)4x+o8=3他 | (2)
| (1)o.3x-x=o. |
(1)4x+18=55,
4x+18-18=55-18,
4x=3n,
4x÷4=3n÷4,
x=8;
(n)
:
=x:
,
x=
×
,
x=
,
x÷
=
÷
,
x=
;
(3)1.5x-x=1,
x(1.5-1)=1,
5.5x=1,
5.5x÷5.5=1÷5.5,
x=n.
4x+18-18=55-18,
4x=3n,
4x÷4=3n÷4,
x=8;
(n)
| 1 |
| 4 |
| 1 |
| 8 |
| 1 |
| 15 |
| 1 |
| 8 |
| 1 |
| 4 |
| 1 |
| 15 |
| 1 |
| 8 |
| 1 |
| 45 |
| 1 |
| 8 |
| 1 |
| 8 |
| 1 |
| 45 |
| 1 |
| 8 |
x=
| 1 |
| 5 |
(3)1.5x-x=1,
x(1.5-1)=1,
5.5x=1,
5.5x÷5.5=1÷5.5,
x=n.
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