Solve for x
x = \frac{29}{6} = 4\frac{5}{6} \approx 4.833333333
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115-15\left(6x-23\right)=5^{2}
To divide powers of the same base, subtract the denominator's exponent from the numerator's exponent. Subtract 3 from 5 to get 2.
115-90x+345=5^{2}
Use the distributive property to multiply -15 by 6x-23.
460-90x=5^{2}
Add 115 and 345 to get 460.
460-90x=25
Calculate 5 to the power of 2 and get 25.
-90x=25-460
Subtract 460 from both sides.
-90x=-435
Subtract 460 from 25 to get -435.
x=\frac{-435}{-90}
Divide both sides by -90.
x=\frac{29}{6}
Reduce the fraction \frac{-435}{-90} to lowest terms by extracting and canceling out -15.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
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]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}