Answer:
Yes 5(2+a) = 5·2 + 5·a
Step-by-step explanation:
This is showing how you are using the Distributive Property. You are multiplying the 5 by the 2 and a and then you are adding those products together.
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Answer:
8
Step-by-step explanation:
Substitute x = 3 into the expression
= 
= 
= 
= 
= 8
The answer will be $20,000.