Evaluate
-\frac{58}{9}\approx -6.444444444
Factor
-\frac{58}{9} = -6\frac{4}{9} = -6.444444444444445
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\left(\frac{-7\times 4}{3\times 5}-2\right)\times \frac{5}{3}
Multiply -\frac{7}{3} times \frac{4}{5} by multiplying numerator times numerator and denominator times denominator.
\left(\frac{-28}{15}-2\right)\times \frac{5}{3}
Do the multiplications in the fraction \frac{-7\times 4}{3\times 5}.
\left(-\frac{28}{15}-2\right)\times \frac{5}{3}
Fraction \frac{-28}{15} can be rewritten as -\frac{28}{15} by extracting the negative sign.
\left(-\frac{28}{15}-\frac{30}{15}\right)\times \frac{5}{3}
Convert 2 to fraction \frac{30}{15}.
\frac{-28-30}{15}\times \frac{5}{3}
Since -\frac{28}{15} and \frac{30}{15} have the same denominator, subtract them by subtracting their numerators.
-\frac{58}{15}\times \frac{5}{3}
Subtract 30 from -28 to get -58.
\frac{-58\times 5}{15\times 3}
Multiply -\frac{58}{15} times \frac{5}{3} by multiplying numerator times numerator and denominator times denominator.
\frac{-290}{45}
Do the multiplications in the fraction \frac{-58\times 5}{15\times 3}.
-\frac{58}{9}
Reduce the fraction \frac{-290}{45} to lowest terms by extracting and canceling out 5.
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}