SOLUTION: If (A - B= 17.5) and (A+B=10) what is the value of (A^2-B^2)

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Question 875206: If (A - B= 17.5) and (A+B=10) what is the value of (A^2-B^2)

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
A - B = 17.5
A + B = 10
2A = 27.5
A = 13.75, B = -3.75 A+%2B+B+=+10
(A^2-B^2) = (13.75)^2 + (-3.75)^2