Evaluate
\frac{x}{15}+1
Factor
\frac{x+15}{15}
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\frac{x}{15}+1
Divide b by b to get 1.
\frac{x}{15}+\frac{15}{15}
To add or subtract expressions, expand them to make their denominators the same. Multiply 1 times \frac{15}{15}.
\frac{x+15}{15}
Since \frac{x}{15} and \frac{15}{15} have the same denominator, add them by adding their numerators.
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