Evaluate
-\frac{222}{29}\approx -7.655172414
Factor
-\frac{222}{29} = -7\frac{19}{29} = -7.655172413793103
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\frac{14\left(-20\right)}{29}+2
Express 14\left(-\frac{20}{29}\right) as a single fraction.
\frac{-280}{29}+2
Multiply 14 and -20 to get -280.
-\frac{280}{29}+2
Fraction \frac{-280}{29} can be rewritten as -\frac{280}{29} by extracting the negative sign.
-\frac{280}{29}+\frac{58}{29}
Convert 2 to fraction \frac{58}{29}.
\frac{-280+58}{29}
Since -\frac{280}{29} and \frac{58}{29} have the same denominator, add them by adding their numerators.
-\frac{222}{29}
Add -280 and 58 to get -222.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
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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}