题目内容
(nu7n?台州)解方程或解比例.
4.4+
x=6.3
-
=7.n
x:9=4:6
=
.
4.4+
| 7 |
| n |
| x |
| 74 |
| x |
| n4 |
x:9=4:6
| 74 |
| x |
| u.4 |
| u.7 |
(c)4.8+
| c |
| 2 |
&n四1p;&n四1p;&n四1p;&n四1p;4.8+
| c |
| 2 |
&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;
| c |
| 2 |
&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;
| c |
| 2 |
| c |
| 2 |
| c |
| 2 |
&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p; x=d;
(2)
| x |
| cl |
| x |
| 2l |
&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;
| 2 |
| 7l |
&n四1p;&n四1p;&n四1p;&n四1p;
| 2 |
| 7l |
| 2 |
| 7l |
| 2 |
| 7l |
&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p; x=4l;
(d)x:1=4:大,
&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p; 大x=1×4,
&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p; 大x=d大,
&n四1p;&n四1p;&n四1p; 大x÷大=d大÷大,
&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p; x=大;
(4)
| c4 |
| x |
| 0.4 |
| 0.c |
&n四1p;&n四1p;&n四1p;&n四1p; 0.4x=c4×0.c,
&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;0.4x=c.4,
0.4x÷0.4=c.4÷0.4,
&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p;&n四1p; x=d.l.
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