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7
x
−
9
=
3
7x-9=3
7
x
−
9
=
3
+
−
.
ln
>
<
×
÷
/
log
≥
≤
(
)
log
x
=
%
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7x-9=3
7x-9=3
7x-9=3
1
Add
9
9
9
to both sides.
7
x
=
3
+
9
7x=3+9
7
x
=
3
+
9
2
Simplify
3
+
9
3+9
3
+
9
to
12
12
1
2
.
7
x
=
12
7x=12
7
x
=
1
2
3
Divide both sides by
7
7
7
.
x
=
12
7
x=\frac{12}{7}
x
=
7
1
2
Done
Decimal Form: 1.714286
Check Answer ▼
x=12/7
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