SOLUTION: Solve by factoring and using the principle of zero products. (x + 3)(x - 9) = 13

SOLUTION: Solve by factoring and using the principle of zero products. (x + 3)(x - 9) = 13

Algebra.Com

Question 339670: Solve by factoring and using the principle of zero products.
(x + 3)(x - 9) = 13
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
(x + 3)(x - 9) = 13
X^2+3X-9X-27=13
X^2-6X-27-13=0
X^2-6X-40=0
(X-10)(X+4)=0
X-10=0
X=10 ANS.
X+4=0
X=-4 ANS.

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