题目内容
解方程:4X+
×3=
.
| 7 |
| 10 |
| 13 |
| 2 |
4x+
×3=
,
4x+
=
,
4x+
-
=
-
,
4x÷4=
÷4,
x=1
.
| 7 |
| 10 |
| 13 |
| 2 |
4x+
| 21 |
| 10 |
| 13 |
| 2 |
4x+
| 21 |
| 10 |
| 21 |
| 10 |
| 13 |
| 2 |
| 21 |
| 10 |
4x÷4=
| 44 |
| 10 |
x=1
| 1 |
| 10 |
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