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Peter is going to put up 5 walls in the tree house. each wall will be 7 feet high and 7 feet across. he wants to leave room for windows that measure 2 feet by 2 feet. which algebraic expressions will give the total square feet of lumber he will need for the walls if n represents the number of windows he puts in? choose all that apply.

User Maxammann
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The correct answers are

245 – 4n

49(5) – 4n

(7)(7)(5) – 4n

(7)(7)(5) – (2)(2)n

User Garvit Mangal
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