Reference
Practice
Premium
Log In
English
English ✔
Español
日本語
简体中文
繁體中文
\[2x-5=4\]
+
−
.
ln
>
<
×
÷
/
log
≥
≤
(
)
log
x
=
%
Choose Topic
Examples
"(x+1)/2+4=7"
"factor x^2+5x+6"
"integrate cos(x)^3"
More »
2x-5=4
2x-5=4
2x-5=4
1
Add
5
5
5
to both sides.
2
x
=
4
+
5
2x=4+5
2
x
=
4
+
5
2
Simplify
4
+
5
4+5
4
+
5
to
9
9
9
.
2
x
=
9
2x=9
2
x
=
9
3
Divide both sides by
2
2
2
.
x
=
9
2
x=\frac{9}{2}
x
=
2
9
Done
Decimal Form: 4.5
Check Answer ▼
x=9/2
Like this solution? Share it!
Copy Link
How can we make this solution more helpful?