Evaluate
2\left(c+15\right)
Factor
2\left(c+15\right)
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12+6+6+6+c+c
Add 6 and 6 to get 12.
18+6+6+c+c
Add 12 and 6 to get 18.
24+6+c+c
Add 18 and 6 to get 24.
30+c+c
Add 24 and 6 to get 30.
30+2c
Combine c and c to get 2c.
2c+30
Multiply and combine like terms.
2\left(c+15\right)
Factor out 2.
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