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17w+5z-y-18x
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17w+5z-y-18x
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-\left(11x-9y-15w\right)-\left(10y+7x-2w-5z\right)
Combine 5x and 6x to get 11x.
-11x-\left(-9y\right)-\left(-15w\right)-\left(10y+7x-2w-5z\right)
To find the opposite of 11x-9y-15w, find the opposite of each term.
-11x+9y-\left(-15w\right)-\left(10y+7x-2w-5z\right)
The opposite of -9y is 9y.
-11x+9y+15w-\left(10y+7x-2w-5z\right)
The opposite of -15w is 15w.
-11x+9y+15w-10y-7x-\left(-2w\right)-\left(-5z\right)
To find the opposite of 10y+7x-2w-5z, find the opposite of each term.
-11x+9y+15w-10y-7x+2w-\left(-5z\right)
The opposite of -2w is 2w.
-11x+9y+15w-10y-7x+2w+5z
The opposite of -5z is 5z.
-11x-y+15w-7x+2w+5z
Combine 9y and -10y to get -y.
-18x-y+15w+2w+5z
Combine -11x and -7x to get -18x.
-18x-y+17w+5z
Combine 15w and 2w to get 17w.
-\left(11x-9y-15w\right)-\left(10y+7x-2w-5z\right)
Combine 5x and 6x to get 11x.
-11x-\left(-9y\right)-\left(-15w\right)-\left(10y+7x-2w-5z\right)
To find the opposite of 11x-9y-15w, find the opposite of each term.
-11x+9y-\left(-15w\right)-\left(10y+7x-2w-5z\right)
The opposite of -9y is 9y.
-11x+9y+15w-\left(10y+7x-2w-5z\right)
The opposite of -15w is 15w.
-11x+9y+15w-10y-7x-\left(-2w\right)-\left(-5z\right)
To find the opposite of 10y+7x-2w-5z, find the opposite of each term.
-11x+9y+15w-10y-7x+2w-\left(-5z\right)
The opposite of -2w is 2w.
-11x+9y+15w-10y-7x+2w+5z
The opposite of -5z is 5z.
-11x-y+15w-7x+2w+5z
Combine 9y and -10y to get -y.
-18x-y+15w+2w+5z
Combine -11x and -7x to get -18x.
-18x-y+17w+5z
Combine 15w and 2w to get 17w.
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
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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}