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OpenStudy (anonymous):
If the sides of asquare are increased by 2cm, its area becomes 21cm^2. Find the length of the sides of the original sqaure. it's all about problem solving, help anyone?
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OpenStudy (anonymous):
(x+2)^2 = 441 x+2 = 21 x= 19
OpenStudy (anonymous):
@hitten101 can you please give the complete answer? thank you.
OpenStudy (anonymous):
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