## Intermediate Algebra (6th Edition)

$6x^{2}$ - 54 = (3x - 9)(2x + 6) Check by multiplying factors with FOIL: 3x(2x) + 3x(6) - 9(2x) - 9(6) = 6$x^{2}$ + 18x - 18x - 54 = 6$x^{2}$ -54