Evaluate
a\left(5b+3\right)
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5ab+3a
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6a-4ab+8-\left(-9ab\right)-3a-8
To find the opposite of -9ab+3a+8, find the opposite of each term.
6a-4ab+8+9ab-3a-8
The opposite of -9ab is 9ab.
6a+5ab+8-3a-8
Combine -4ab and 9ab to get 5ab.
3a+5ab+8-8
Combine 6a and -3a to get 3a.
3a+5ab
Subtract 8 from 8 to get 0.
6a-4ab+8-\left(-9ab\right)-3a-8
To find the opposite of -9ab+3a+8, find the opposite of each term.
6a-4ab+8+9ab-3a-8
The opposite of -9ab is 9ab.
6a+5ab+8-3a-8
Combine -4ab and 9ab to get 5ab.
3a+5ab+8-8
Combine 6a and -3a to get 3a.
3a+5ab
Subtract 8 from 8 to get 0.
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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