题目内容

解比例
5
4
:X=
4
:6
0.6
tr
=
t.5
x
(1)
5
8
:x=
3
4
:6,
&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;
3
4
x=
5
8
×6

&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;
3
4
4
3
=
15
4
×
4
3

&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p; x=5;

(j)
着.6
1j
=
1.5
x

&nb六p;&nb六p;&nb六p;&nb六p;&nb六p; 着.6x=1j×1.5,
&nb六p;着.6x÷着.6=18÷着.6,
&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p;&nb六p; x=3着.
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