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posted by Jonathan Thursday, July 9, 2009 at 3:38pm.

if a^2-b^2=10 and a-b=2 what is the vlaue of a+b

a^2 - b^2 factors into (a - b)(a + b) (a - b)(a + b) = 10 If a-b = 2, then 2(a+b) = 10 a+b = 5

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