SOLUTION: if 6 is added to the square of a number, the result is 22. find all such numbers

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Question 470984: if 6 is added to the square of a number, the result is 22. find all such numbers
Found 2 solutions by jorel1380, algebrahouse.com:
Answer by jorel1380(3719)   (Show Source): You can put this solution on YOUR website!
n2+6=22
n2=16
n=-4 or 4..

Answer by algebrahouse.com(1659)   (Show Source): You can put this solution on YOUR website!
x² + 6 = 22 {six added to the square of a number results in 22}
x² = 16 {subtracted 6 from both sides}
x = 4 or -4 {took square root of both sides}

the possible numbers are 4 or -4

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