Solve for f
f = \frac{3}{2} = 1\frac{1}{2} = 1.5
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6f+3=12
Swap sides so that all variable terms are on the left hand side.
6f=12-3
Subtract 3 from both sides.
6f=9
Subtract 3 from 12 to get 9.
f=\frac{9}{6}
Divide both sides by 6.
f=\frac{3}{2}
Reduce the fraction \frac{9}{6} to lowest terms by extracting and canceling out 3.
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