Solve for h
h = \frac{19}{4} = 4\frac{3}{4} = 4.75
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380=80h
Multiply 10 and 8 to get 80.
80h=380
Swap sides so that all variable terms are on the left hand side.
h=\frac{380}{80}
Divide both sides by 80.
h=\frac{19}{4}
Reduce the fraction \frac{380}{80} to lowest terms by extracting and canceling out 20.
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