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Mean
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Least Common Multiple
Order of Operations
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Mixed Fractions
Prime Factorization
Exponents
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Combine Like Terms
Solve for a Variable
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Resolva para x
x=-4
x
=
−
4
View solution steps
Passos Para Resolver Uma Equação Linear
2 x - 5 = - 13
2
x
−
5
=
−
1
3
Adicionar 5 em ambos os lados.
Adicionar
5
em ambos os lados.
2x=-13+5
2
x
=
−
1
3
+
5
Some -13 e 5 para obter -8.
Some
−
1
3
e
5
para obter
−
8
.
2x=-8
2
x
=
−
8
Divida ambos os lados por 2.
Divida ambos os lados por
2
.
x=\frac{-8}{2}
x
=
2
−
8
Dividir -8 por 2 para obter -4.
Dividir
−
8
por
2
para obter
−
4
.
x=-4
x
=
−
4
Graph
Desenhar Ambos os Lados em 2D
Desenhar em 2D
Quiz
Linear Equation
5 problems similar to:
2 x - 5 = - 13
2
x
−
5
=
−
1
3
Similar Problems from Web Search
How do you solve \displaystyle{2}{\left({x}-{5}\right)}=-{11} ?
How do you solve
2
(
x
−
5
)
=
−
1
1
?
https://socratic.org/questions/how-do-you-solve-2-x-5-11
\displaystyle{\left({x}=-\frac{{1}}{{2}}\right.} Explanation: \displaystyle{2}{\left({x}-{5}\right)}=-{11} \displaystyle{2}\cdot{\left({x}\right)}+{2}\cdot{\left(-{5}\right)}=-{11} \displaystyle{2}{x}-{10}=-{11} ...
(
x
=
−
2
1
Explanation:
2
(
x
−
5
)
=
−
1
1
2
⋅
(
x
)
+
2
⋅
(
−
5
)
=
−
1
1
2
x
−
1
0
=
−
1
1
...
2x-5=x-1
2
x
−
5
=
x
−
1
https://www.tiger-algebra.com/drill/2x-5=x-1/
2x-5=x-1 One solution was found : x = 4 Rearrange: Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation : ...
2x-5=x-1 One solution was found : x = 4 Rearrange: Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation : ...
How do you solve \displaystyle{2}{x}-{5}{<}{x}+{1} ?
How do you solve
2
x
−
5
<
x
+
1
?
https://socratic.org/questions/how-do-you-solve-2x-5-x-1
Gió May 11, 2015 You can solve it as a normal equation isolating \displaystyle{x} on one side (changing signs when necessary) and "reading", at the end, the result: \displaystyle{2}{x}-{x}{<}{5}+{1} ...
Gió May 11, 2015 You can solve it as a normal equation isolating
x
on one side (changing signs when necessary) and "reading", at the end, the result:
2
x
−
x
<
5
+
1
...
How do you solve \displaystyle-{2}{\left({x}-{5}\right)}=-{4} ?
How do you solve
−
2
(
x
−
5
)
=
−
4
?
https://socratic.org/questions/how-do-you-solve-2-x-5-4
7 Explanation: \displaystyle-{2}{x}+{10}=-{4} take 10 from both sides \displaystyle-{2}{x}=-{14} divide both sides by -2 to find x \displaystyle{x}={7}
7 Explanation:
−
2
x
+
1
0
=
−
4
take 10 from both sides
−
2
x
=
−
1
4
divide both sides by -2 to find x
x
=
7
How do you solve \displaystyle{2}{x}+-{5}=-{17} ?
How do you solve
2
x
+
−
5
=
−
1
7
?
https://socratic.org/questions/how-do-you-solve-2x-5-17-1
\displaystyle{x}=-{6} Explanation: Apply the opposite operation to every term to isolate \displaystyle{x} . \displaystyle{2}{x}-{5}=-{17} \displaystyle{2}{x}=-{17}+{5} \displaystyle{2}{x}=-{12} ...
x
=
−
6
Explanation: Apply the opposite operation to every term to isolate
x
.
2
x
−
5
=
−
1
7
2
x
=
−
1
7
+
5
2
x
=
−
1
2
...
2x2-5=13
2
x
2
−
5
=
1
3
https://www.tiger-algebra.com/drill/2x2-5=13/
2x2-5=13 Two solutions were found : x = 3 x = -3 Reformatting the input : Changes made to your input should not affect the solution: (1): "x2" was replaced by "x^2". Rearrange: ...
2x2-5=13 Two solutions were found : x = 3 x = -3 Reformatting the input : Changes made to your input should not affect the solution: (1): "x2" was replaced by "x^2". Rearrange: ...
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2x=-13+5
Adicionar 5 em ambos os lados.
2x=-8
Some -13 e 5 para obter -8.
x=\frac{-8}{2}
Divida ambos os lados por 2.
x=-4
Dividir -8 por 2 para obter -4.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
x
2
−
4
x
−
5
=
0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
4
sin
θ
cos
θ
=
2
sin
θ
Linear equation
y = 3x + 4
y
=
3
x
+
4
Arithmetic
699 * 533
6
9
9
∗
5
3
3
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
[
2
5
3
4
]
[
2
−
1
0
1
3
5
]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
{
8
x
+
2
y
=
4
6
7
x
+
3
y
=
4
7
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
d
x
d
(
x
−
5
)
(
3
x
2
−
2
)
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
∫
0
1
x
e
−
x
2
d
x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}
x
→
−
3
lim
x
2
+
2
x
−
3
x
2
−
9
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