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