( - 12 + 36 ) : ( + ( 8 + 5 ) : ( - 3 ) ]
Evaluate
-\frac{72}{13}\approx -5.538461538
Factor
-\frac{72}{13} = -5\frac{7}{13} = -5.538461538461538
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\frac{24}{\frac{8+5}{-3}}
Add -12 and 36 to get 24.
\frac{24}{\frac{13}{-3}}
Add 8 and 5 to get 13.
\frac{24}{-\frac{13}{3}}
Fraction \frac{13}{-3} can be rewritten as -\frac{13}{3} by extracting the negative sign.
24\left(-\frac{3}{13}\right)
Divide 24 by -\frac{13}{3} by multiplying 24 by the reciprocal of -\frac{13}{3}.
\frac{24\left(-3\right)}{13}
Express 24\left(-\frac{3}{13}\right) as a single fraction.
\frac{-72}{13}
Multiply 24 and -3 to get -72.
-\frac{72}{13}
Fraction \frac{-72}{13} can be rewritten as -\frac{72}{13} by extracting the negative sign.
Examples
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{ 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}