Evaluate
180-2x
Factor
2\left(90-x\right)
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180-x-x
Add 90 and 90 to get 180.
180-2x
Combine -x and -x to get -2x.
-2x+180
Multiply and combine like terms.
2\left(-x+90\right)
Factor out 2.
Examples
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Matrix
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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