SOLUTION: The sum of an integer and its square is 42. Find the integer.

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Question 96299: The sum of an integer and its square is 42. Find the integer.
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
X+X^2=42
X^2+X-42=0
(X+7)(X-6)=0
X+7=0
X=-7 ANSWER.
X-6=0
X=6 ANSWER.