SOLUTION: A rectangular lawn measures 60ft. by 80ft. Part of the lawn is torn up to install a sidewalk of uniform width around it. The area of the new lawn is {{{2400ft^2}}}. How wide is the

Question 836038: A rectangular lawn measures 60ft. by 80ft. Part of the lawn is torn up to install a sidewalk of uniform width around it. The area of the new lawn is . How wide is the sidewalk?
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
The question is identical to this one:

http://www.algebra.com/algebra/homework/word/age/Age_Word_Problems.faq.question.836017.html

Do not let the part of the address, "Age_Word_Problems" distract you.
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