Evaluate
-39
Factor
-39
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5\times 2\left(-2\right)-\left(9-\left(-5\times 2\right)\right)
Divide 6 by 3 to get 2.
10\left(-2\right)-\left(9-\left(-5\times 2\right)\right)
Multiply 5 and 2 to get 10.
-20-\left(9-\left(-5\times 2\right)\right)
Multiply 10 and -2 to get -20.
-20-\left(9-\left(-10\right)\right)
Multiply -5 and 2 to get -10.
-20-\left(9+10\right)
The opposite of -10 is 10.
-20-19
Add 9 and 10 to get 19.
-39
Subtract 19 from -20 to get -39.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
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699 * 533
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
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