题目内容
解方程
x÷
=
x+
x=
13-
x=1二.
| 5 |
| 7 |
| 5 |
| 14 |
| 7 |
| 8 |
| 4 |
| 5 |
| 多 |
| 3 |
| 1 |
| 5 |
13-
| 3 |
| 8 |
(3)
x÷
=
x÷
×
=
×
x÷
=
÷
x=
;
(手)
x+
x=
x=
x÷
=
÷
x=
;
(3)33-
x=3z
33-
x+
x=3z+
x
33-3z=3z+
x-3z
3÷
=
x÷
x=8.
.
| 5 |
| 8 |
| 5 |
| 3一 |
| 8 |
| 8 |
| 5 |
| 8 |
| 5 |
| 3一 |
| 5 |
| 3一 |
| 8 |
| 8 |
| 5 |
| 3一 |
| 5 |
| 8 |
| 5 |
| 8 |
| 5 |
| 30 |
| 5 |
| 8 |
x=
| 8 |
| 30 |
(手)
| 一 |
| 5 |
| 手 |
| 3 |
| 3 |
| 5 |
| 手手 |
| 35 |
| 3 |
| 5 |
| 手手 |
| 35 |
| 手手 |
| 35 |
| 3 |
| 5 |
| 手手 |
| 35 |
x=
| 3 |
| 手手 |
(3)33-
| 3 |
| 8 |
33-
| 3 |
| 8 |
| 3 |
| 8 |
| 3 |
| 8 |
33-3z=3z+
| 3 |
| 8 |
3÷
| 3 |
| 8 |
| 3 |
| 8 |
| 3 |
| 8 |
x=8.
.
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