4xa +5xy + x^3
(a + 10)(a + 2)
12a - 6ab + 24ax
x^2 - 6x + 9
(x - 8)(2a + y)
(x - 5y)(x + 5y)
a^2 - 2a - 8
a^2-100
5x(5y - 3a + 6x)
8ax + 12ay + 4x + 6y
(a-4)(a+2)
6a(2 - b + 4x)
(x - 3)(x - 3)
x(4a + 5y + x^2)
(a+10)(a-10)
2a(x - 8) + y(x - 8)
a^2 + 12a + 20
x^2 - 25y^2
25xy - 15xa + 30x^2
(4a + 2)(2x + 3y)