Evaluate
-21
Factor
-21
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2+\frac{-2\left(-18-16\right)+1}{-3}
Multiply 2 and 8 to get 16.
2+\frac{-2\left(-34\right)+1}{-3}
Subtract 16 from -18 to get -34.
2+\frac{68+1}{-3}
Multiply -2 and -34 to get 68.
2+\frac{69}{-3}
Add 68 and 1 to get 69.
2-23
Divide 69 by -3 to get -23.
-21
Subtract 23 from 2 to get -21.
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y = 3x + 4
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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