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-1
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-1
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\frac{x-5-x}{5}
Since \frac{x-5}{5} and \frac{-x}{5} have the same denominator, add them by adding their numerators.
\frac{-5}{5}
Combine like terms in x-5-x.
-1
Divide -5 by 5 to get -1.
\frac{x-5-x}{5}
Factor out \frac{1}{5}.
-1
Simplify.
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{ x } ^ { 2 } - 4 x - 5 = 0
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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]
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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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