Solve for n
n = \frac{9}{2} = 4\frac{1}{2} = 4.5
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-80n+360=0
Combine 2n and -82n to get -80n.
-80n=-360
Subtract 360 from both sides. Anything subtracted from zero gives its negation.
n=\frac{-360}{-80}
Divide both sides by -80.
n=\frac{9}{2}
Reduce the fraction \frac{-360}{-80} to lowest terms by extracting and canceling out -40.
Examples
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Matrix
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Simultaneous equation
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Limits
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