SOLUTION: The square of 2 more than a number is 64. Find the numbers.

Algebra ->  Expressions-with-variables -> SOLUTION: The square of 2 more than a number is 64. Find the numbers.       Log On


   

Question 112063: The square of 2 more than a number is 64. Find the numbers.

Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
(X+2)^2=64
X^2+4X+4=64
X^2+4X+4-64=0
X^2+4X-60=0
(X+10)(X-6)=0
X+10=0
X=-10 ANSWER.
X-6=0
X=6 ANSWER.