Evaluate
-\frac{18}{11}\approx -1.636363636
Factor
-\frac{18}{11} = -1\frac{7}{11} = -1.6363636363636365
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-4\left(-\frac{33+1}{11}\right)-14
Multiply 3 and 11 to get 33.
-4\left(-\frac{34}{11}\right)-14
Add 33 and 1 to get 34.
\frac{-4\left(-34\right)}{11}-14
Express -4\left(-\frac{34}{11}\right) as a single fraction.
\frac{136}{11}-14
Multiply -4 and -34 to get 136.
\frac{136}{11}-\frac{154}{11}
Convert 14 to fraction \frac{154}{11}.
\frac{136-154}{11}
Since \frac{136}{11} and \frac{154}{11} have the same denominator, subtract them by subtracting their numerators.
-\frac{18}{11}
Subtract 154 from 136 to get -18.
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}