Answer:
Answers are below.
Step-by-step explanation:
Hope this helps:)
the expression is 27a^3 or (3a)^3
Answer:

Step-by-step explanation:
<u>Step 1: Set x to -3</u>
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Answer: 
Hours. That’s time not distance.
Answer:
14 - n.
Step-by-step explanation:
If he donated 'n' shirts, we can simply subtract 'n' from his initial amount of shirts, which is stated as '14'. Therefore:
'14 - n' is an expression that can represent how many shirts are remaining after he donated them.