SOLUTION: Evaluation the expression for the given value of the variable: 1. 8a when a=4 2. c+15 when c=12.5

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Question 11820: Evaluation the expression for the given value of the variable:
1. 8a when a=4
2. c+15 when c=12.5
Answer by elima(1433) About Me  (Show Source):
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1. 8a when a=4
2. c+15 when c=12.5
1. We substitute the a with 4:
8(4)=32
2. We substitute the c with 12.5
12.5+15=27.5