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3x-8y-3m
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3x-8y-3m
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-9y-\left(-6x\right)-\left(-2m\right)-\left(3x-y+5m\right)
To find the opposite of 9y-6x-2m, find the opposite of each term.
-9y+6x-\left(-2m\right)-\left(3x-y+5m\right)
The opposite of -6x is 6x.
-9y+6x+2m-\left(3x-y+5m\right)
The opposite of -2m is 2m.
-9y+6x+2m-3x-\left(-y\right)-5m
To find the opposite of 3x-y+5m, find the opposite of each term.
-9y+6x+2m-3x+y-5m
The opposite of -y is y.
-9y+3x+2m+y-5m
Combine 6x and -3x to get 3x.
-8y+3x+2m-5m
Combine -9y and y to get -8y.
-8y+3x-3m
Combine 2m and -5m to get -3m.
-9y-\left(-6x\right)-\left(-2m\right)-\left(3x-y+5m\right)
To find the opposite of 9y-6x-2m, find the opposite of each term.
-9y+6x-\left(-2m\right)-\left(3x-y+5m\right)
The opposite of -6x is 6x.
-9y+6x+2m-\left(3x-y+5m\right)
The opposite of -2m is 2m.
-9y+6x+2m-3x-\left(-y\right)-5m
To find the opposite of 3x-y+5m, find the opposite of each term.
-9y+6x+2m-3x+y-5m
The opposite of -y is y.
-9y+3x+2m+y-5m
Combine 6x and -3x to get 3x.
-8y+3x+2m-5m
Combine -9y and y to get -8y.
-8y+3x-3m
Combine 2m and -5m to get -3m.
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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}