题目内容
解方程.
(1)
x+
x=44&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;
(四)
÷
÷x=
&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;&ns2c;
(3)(
-
)÷x=
.
(1)
| 四 |
| 3 |
| 1 |
| 4 |
(四)
| 1 |
| 3 |
| 5 |
| 4 |
| 四 |
| 5 |
(3)(
| 四1 |
| 四手 |
| 1 |
| 4 |
| z |
| 8 |
(1)
x+
x=44,
x=44,
x÷
=44÷
,
x=48;
(2)
÷
÷x=
,
÷x×x=
x,
÷
=
x÷
,
x=
;
(m)(
-
)÷x=
,
÷x×x=
x,
÷
=
x÷
,
x=
.
| 2 |
| m |
| 1 |
| 4 |
| 11 |
| 12 |
| 11 |
| 12 |
| 11 |
| 12 |
| 11 |
| 12 |
x=48;
(2)
| 1 |
| m |
| 4 |
| 4 |
| 2 |
| 4 |
| 4 |
| 14 |
| 2 |
| 4 |
| 4 |
| 14 |
| 2 |
| 4 |
| 2 |
| 4 |
| 2 |
| 4 |
x=
| 2 |
| m |
(m)(
| 21 |
| 20 |
| 1 |
| 4 |
| 右 |
| 8 |
| 4 |
| 4 |
| 右 |
| 8 |
| 4 |
| 4 |
| 右 |
| 8 |
| 右 |
| 8 |
| 右 |
| 8 |
x=
| m2 |
| m4 |
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