Factor
\frac{63-x}{7}
Evaluate
-\frac{x}{7}+9
Graph
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\frac{-x+63}{7}
Factor out \frac{1}{7}.
Examples
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Linear equation
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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
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Integration
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Limits
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