Evaluate
8x+15
Factor
8x+15
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8x+\frac{15}{2}+\frac{15}{2}
Combine 4x and 4x to get 8x.
8x+\frac{15+15}{2}
Since \frac{15}{2} and \frac{15}{2} have the same denominator, add them by adding their numerators.
8x+\frac{30}{2}
Add 15 and 15 to get 30.
8x+15
Divide 30 by 2 to get 15.
\frac{16x+30}{2}
Factor out \frac{1}{2}.
16x+30
Consider 8x+15+8x+15. Multiply and combine like terms.
2\left(8x+15\right)
Consider 16x+30. Factor out 2.
8x+15
Rewrite the complete factored expression.
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