👉 Try now NerdPal! Our new math app on iOS and Android

# Solve the equation $2x+1=0$

## Step-by-step Solution

Go!
Math mode
Text mode
Go!
1
2
3
4
5
6
7
8
9
0
a
b
c
d
f
g
m
n
u
v
w
x
y
z
.
(◻)
+
-
×
◻/◻
/
÷
2

e
π
ln
log
log
lim
d/dx
Dx
|◻|
θ
=
>
<
>=
<=
sin
cos
tan
cot
sec
csc

asin
acos
atan
acot
asec
acsc

sinh
cosh
tanh
coth
sech
csch

asinh
acosh
atanh
acoth
asech
acsch

###  Videos

$x=-\frac{1}{2}$
Got another answer? Verify it here!

##  Step-by-step Solution 

Problem to solve:

$2x+1=0$

Specify the solving method

1

We need to isolate the dependent variable $x$, we can do that by simultaneously subtracting $1$ from both sides of the equation

$2x+1-1=0-1$

Learn how to solve one-variable linear equations problems step by step online.

$2x+1-1=0-1$

Learn how to solve one-variable linear equations problems step by step online. Solve the equation 2x+1=0. We need to isolate the dependent variable x, we can do that by simultaneously subtracting 1 from both sides of the equation. Canceling terms on both sides. Divide both sides of the equation by 2. Simplifying the quotients.

$x=-\frac{1}{2}$

$x=-0.5$

##  Explore different ways to solve this problem

Solving a math problem using different methods is important because it enhances understanding, encourages critical thinking, allows for multiple solutions, and develops problem-solving strategies. Read more

Solve for xFind the rootsSolve by factoringSolve by completing the squareSolve by quadratic formulaFind break even pointsFind the discriminant

SnapXam A2

Go!
1
2
3
4
5
6
7
8
9
0
a
b
c
d
f
g
m
n
u
v
w
x
y
z
.
(◻)
+
-
×
◻/◻
/
÷
2

e
π
ln
log
log
lim
d/dx
Dx
|◻|
θ
=
>
<
>=
<=
sin
cos
tan
cot
sec
csc

asin
acos
atan
acot
asec
acsc

sinh
cosh
tanh
coth
sech
csch

asinh
acosh
atanh
acoth
asech
acsch

### Main topic:

One-variable linear equations

~ 0.03 s

###  Join 500k+ students in problem solving.

##### Without automatic renewal.
Create an Account