题目内容
解方程或比例:
x:
|
|
|
χ:
=
:4
4x=
×
4x=
x=
÷4
x=
=
4.5x=9×0.8
4.5x=7.2
x=1.6
X+
×45=12
x+9=12
x=3
x=3÷
x=12
故答案是x=
,x=1.6,x=12
| 3 |
| 8 |
| 2 |
| 3 |
4x=
| 3 |
| 8 |
| 2 |
| 3 |
4x=
| 1 |
| 4 |
x=
| 1 |
| 4 |
x=
| 1 |
| 16 |
| x |
| 9 |
| 0.8 |
| 4.5 |
4.5x=9×0.8
4.5x=7.2
x=1.6
| 1 |
| 4 |
| 1 |
| 5 |
| 1 |
| 4 |
| 1 |
| 4 |
x=3÷
| 1 |
| 4 |
x=12
故答案是x=
| 1 |
| 16 |
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