题目内容
求未知数x的值.
=
:30%
x-
x-
=1.
x |
4 |
1 |
3 |
x-
2 |
3 |
1 |
3 |
x |
4 |
1 |
3 |
30%x=
1 |
3 |
30%x÷30%=
4 |
3 |
x=4
4 |
9 |
x-
2 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
4 |
3 |
x=4.
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题目内容
x |
4 |
1 |
3 |
2 |
3 |
1 |
3 |
x |
4 |
1 |
3 |
1 |
3 |
4 |
3 |
4 |
9 |
2 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
1 |
3 |
4 |
3 |