Solve for k
k = \frac{25}{4} = 6\frac{1}{4} = 6.25
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16\times 25=64k
Multiply both sides by 25.
400=64k
Multiply 16 and 25 to get 400.
64k=400
Swap sides so that all variable terms are on the left hand side.
k=\frac{400}{64}
Divide both sides by 64.
k=\frac{25}{4}
Reduce the fraction \frac{400}{64} to lowest terms by extracting and canceling out 16.
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