Solve for a
a = \frac{5}{4} = 1\frac{1}{4} = 1.25
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80=0+64a
Multiply both sides of the equation by 2.
80=64a
Anything plus zero gives itself.
64a=80
Swap sides so that all variable terms are on the left hand side.
a=\frac{80}{64}
Divide both sides by 64.
a=\frac{5}{4}
Reduce the fraction \frac{80}{64} to lowest terms by extracting and canceling out 16.
Examples
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Matrix
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Simultaneous equation
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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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