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2-8b-3a
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2-8b-3a
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a-\left(8b+4a-2\right)
Combine 5b and 3b to get 8b.
a-8b-4a-\left(-2\right)
To find the opposite of 8b+4a-2, find the opposite of each term.
a-8b-4a+2
The opposite of -2 is 2.
-3a-8b+2
Combine a and -4a to get -3a.
a-\left(8b+4a-2\right)
Combine 5b and 3b to get 8b.
a-8b-4a-\left(-2\right)
To find the opposite of 8b+4a-2, find the opposite of each term.
a-8b-4a+2
The opposite of -2 is 2.
-3a-8b+2
Combine a and -4a to get -3a.
Examples
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y = 3x + 4
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Matrix
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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
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