a(x-5)^3 - b(5-x)a(x-5)^3 - b(-1)(x-5)(x-5)(ax^2 - 5ax + 25a + bx - 5b)(x-5)(ax^2 - 5ax + bx + 25a - 5b)(x-5)(ax^2 + (b-5a)x + 25a - 5b)
2x(3x-5) + 17(5-3x)6x^2 - 10x + 85 - 51x6x^2 - 61x + 85
a(x-5)^3 - b(5-x)
a(x-5)^3 - b(-1)(x-5)
(x-5)(ax^2 - 5ax + 25a + bx - 5b)
(x-5)(ax^2 - 5ax + bx + 25a - 5b)
(x-5)(ax^2 + (b-5a)x + 25a - 5b)
2x(3x-5) + 17(5-3x)
6x^2 - 10x + 85 - 51x
6x^2 - 61x + 85