Evaluate
45
Factor
3^{2}\times 5
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\frac{72\times 5}{1\times 5+3}
Divide 72 by \frac{1\times 5+3}{5} by multiplying 72 by the reciprocal of \frac{1\times 5+3}{5}.
\frac{360}{1\times 5+3}
Multiply 72 and 5 to get 360.
\frac{360}{5+3}
Multiply 1 and 5 to get 5.
\frac{360}{8}
Add 5 and 3 to get 8.
45
Divide 360 by 8 to get 45.
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