SOLUTION: Please help! solve algebracially using one variable: find three consectutive even integers such that the product of the first two is two less than five times the third integer. tha

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Please help! solve algebracially using one variable: find three consectutive even integers such that the product of the first two is two less than five times the third integer. tha      Log On


   



Question 226424: Please help! solve algebracially using one variable: find three consectutive even integers such that the product of the first two is two less than five times the third integer. thank u!!
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
if x is the 1st integer, then x+2 is the 2nd, and x+4 is the 3rd

x(x+2) + 2 = 5(x+4)

x^2 + 2x + 2 = 5x + 20

x^2 - 3x - 18 = 0

(x + 3)(x - 6) = 0

x = -3 and x = 6

integers are 6, 8, and 10