Evaluate
x = \frac{20}{3} = 6\frac{2}{3} = 6.666666666666667
Factor
\frac{3x+20}{3}
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x+\frac{4\times 5}{3}
Express \frac{4}{3}\times 5 as a single fraction.
x+\frac{20}{3}
Multiply 4 and 5 to get 20.
\frac{3x+20}{3}
Factor out \frac{1}{3}.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
y = 3x + 4
Arithmetic
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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
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Limits
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