SOLUTION: solve the systems x+y=7. X^2+y^2=25

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Question 606224: solve the systems x+y=7. X^2+y^2=25
Answer by lynnlo(4176) About Me  (Show Source):
You can put this solution on YOUR website!
if this is a substitution system the answer is

y=27-x
y=√25-x^2
or
-√25-x^2