Reference
Practice
Premium
Log In
English
English ✔
Español
日本語
简体中文
繁體中文
3
x
−
2
=
10
3x-2=10
3
x
−
2
=
1
0
+
−
.
ln
>
<
×
÷
/
log
≥
≤
(
)
log
x
=
%
Choose Topic
Examples
"(x+1)/2+4=7"
"factor x^2+5x+6"
"integrate cos(x)^3"
More »
3x-2=10
3x-2=10
3x-2=10
1
Add
2
2
2
to both sides.
3
x
=
10
+
2
3x=10+2
3
x
=
1
0
+
2
2
Simplify
10
+
2
10+2
1
0
+
2
to
12
12
1
2
.
3
x
=
12
3x=12
3
x
=
1
2
3
Divide both sides by
3
3
3
.
x
=
12
3
x=\frac{12}{3}
x
=
3
1
2
4
Simplify
12
3
\frac{12}{3}
3
1
2
to
4
4
4
.
x
=
4
x=4
x
=
4
Done
Check Answer ▼
x=4
Like this solution? Share it!
Copy Link
How can we make this solution more helpful?