Solve for K
K=0.8
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11.2=14K
Multiply 7 and 2 to get 14.
14K=11.2
Swap sides so that all variable terms are on the left hand side.
K=\frac{11.2}{14}
Divide both sides by 14.
K=\frac{112}{140}
Expand \frac{11.2}{14} by multiplying both numerator and the denominator by 10.
K=\frac{4}{5}
Reduce the fraction \frac{112}{140} to lowest terms by extracting and canceling out 28.
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