SOLUTION: The square of an integer is 12 more than the integer. Find the integer. Any help with this question would be appreciated. Thanks.

Algebra ->  Problems-with-consecutive-odd-even-integers -> SOLUTION: The square of an integer is 12 more than the integer. Find the integer. Any help with this question would be appreciated. Thanks.      Log On


   

Question 265211: The square of an integer is 12 more than the integer. Find the integer.
Any help with this question would be appreciated. Thanks.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
LET X BE THE INTEGER
X^2=X+12
X^2-X-12=0
(X-4)(X+3)=0
X-4=0
X=4 ANS.
PROOF:
4^2-4=12
16-4=12
12=12