Factor
\frac{5abc+336a+21b}{21}
Evaluate
\frac{5abc}{21}+b+16a
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\frac{12abc-21abc+21b+189a+14abc+147a}{21}
Factor out \frac{1}{21}.
Examples
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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