SOLUTION: The square of an integer is 12 more than the integer. Find integer if 2 or -6 , or -2 or 6 , 3 or -4 or -3 or 4

Question 285847: The square of an integer is 12 more than the integer. Find integer if 2 or -6 , or -2 or 6 , 3 or -4 or -3 or 4
Answer by unlockmath(1688) (Show Source): You can put this solution on YOUR website!
Hello,
Let x be the integer and we now can set up an equation as:
x^2=x+12 Subtract x and 12 from both sides to get:
x^2-x-12=0 Factor this to get:
(x-4)(x+3)=0 Solve for x to result in:
x=4
x=-3
There we go.
Make sense?
RJ
Check out a book at
www.math-unlock.com
RELATED QUESTIONS
what is the greatest integer less than or equal to (2+square root of... (answered by ikleyn)

The sum of an integer and its square is 30. Find the number. a) -3 or 10 b) 3 or -10... (answered by drk)

, if it exists, of the line. (-4,-3) (5,-3) M= (integer or simplified fraction) (answered by MathLover1)

Find the slope of the line. (5,2),(-4,-2) Type an integer or a... (answered by nerdybill)

What is the greatest integer solution of |2x+3|-4 less than or equal to... (answered by stanbon)

is -36/4 an integer or non integer (answered by MathLover1)

let g(x)=-x^2+5x+3. find and simplify g(1/2) The value of the function is 5 3/4 type... (answered by drvidmar)

What is the subsets of c= (x/x^2=4) and D= {x/-2 less than or equal to x<3, x is an... (answered by Fombitz)

3. an integer added to the quotient of the same integer and 4 is equal to 6 more than... (answered by robertb)