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16+15y-15x
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16+15y-15x
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16-24x+24y+9\left(x-y\right)
Use the distributive property to multiply -24 by x-y.
16-24x+24y+9x-9y
Use the distributive property to multiply 9 by x-y.
16-15x+24y-9y
Combine -24x and 9x to get -15x.
16-15x+15y
Combine 24y and -9y to get 15y.
16-24x+24y+9\left(x-y\right)
Use the distributive property to multiply -24 by x-y.
16-24x+24y+9x-9y
Use the distributive property to multiply 9 by x-y.
16-15x+24y-9y
Combine -24x and 9x to get -15x.
16-15x+15y
Combine 24y and -9y to get 15y.
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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]
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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}