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3
7
=
x
14
\frac{3}{7}=\frac{x}{14}
7
3
=
1
4
x
+
−
.
ln
>
<
×
÷
/
log
≥
≤
(
)
log
x
=
%
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"(x+1)/2+4=7"
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3/7=x/14
3/7=x/14
\frac{3}{7}=\frac{x}{14}
1
Multiply both sides by
14
14
1
4
.
3
7
×
14
=
x
\frac{3}{7}\times 14=x
7
3
×
1
4
=
x
2
Use this rule:
a
b
×
c
=
a
c
b
\frac{a}{b} \times c=\frac{ac}{b}
b
a
×
c
=
b
a
c
.
3
×
14
7
=
x
\frac{3\times 14}{7}=x
7
3
×
1
4
=
x
3
Simplify
3
×
14
3\times 14
3
×
1
4
to
42
42
4
2
.
42
7
=
x
\frac{42}{7}=x
7
4
2
=
x
4
Simplify
42
7
\frac{42}{7}
7
4
2
to
6
6
6
.
6
=
x
6=x
6
=
x
5
Switch sides.
x
=
6
x=6
x
=
6
Done
Check Answer ▼
x=6
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