Evaluate
\frac{w}{5}+2
Factor
\frac{w+10}{5}
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\frac{2\times 5}{5}+\frac{w}{5}
To add or subtract expressions, expand them to make their denominators the same. Multiply 2 times \frac{5}{5}.
\frac{2\times 5+w}{5}
Since \frac{2\times 5}{5} and \frac{w}{5} have the same denominator, add them by adding their numerators.
\frac{10+w}{5}
Do the multiplications in 2\times 5+w.
\frac{10+w}{5}
Factor out \frac{1}{5}.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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Matrix
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\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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