x2 + 18x + 45 = (x + 15)(x + 3).
(x + 2)(x - 9)
-70
(5x + 2)(x + 1)
-((x + 2)(x - 9))
(x - 3)(x + 6)
(x+8)(x-5)
(x + 2)(x - 9)
(x + 8)(x - 5)
(5x - 1)(x + 6)
-70
(x + 2)(x - 8)
(5x + 2)(x + 1)
-((x + 2)(x - 9))
(x - 3)(x + 6)
(X+9)(x-2)
(x + 2)(x - 7)
-70