题目内容

求x的值
x-
3
d
x=
5
7

9
1
6
=x:15
(1)x-
3
8
x=
m

&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl; &nbsl;&nbsl;
m
8
x=
m

&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;
8
m
×
m
8
x=
m
×
8
m

&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl; x=
8


(2)
l
2
1
1
=x:1m

&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;
1
1
x=
l
2
×1m

&nbsl; &nbsl;&nbsl;&nbsl;
1
1
x×1=
2图
3
×1

&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl;&nbsl; x=l图.
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