Solve for x
x = \frac{161}{13} = 12\frac{5}{13} \approx 12.384615385
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80.5=6.5x
Multiply 7 and 11.5 to get 80.5.
6.5x=80.5
Swap sides so that all variable terms are on the left hand side.
x=\frac{80.5}{6.5}
Divide both sides by 6.5.
x=\frac{805}{65}
Expand \frac{80.5}{6.5} by multiplying both numerator and the denominator by 10.
x=\frac{161}{13}
Reduce the fraction \frac{805}{65} to lowest terms by extracting and canceling out 5.
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