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