SOLUTION: How do I express, in terms of x, the area of a square whose side is x+3?

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Question 289538: How do I express, in terms of x, the area of a square whose side is x+3?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
The area of a square with side x is
A=x%5E2
Since your side is x+3 long then,
A=%28x%2B3%29%5E2