The height of a triangle is 2 less than 5 times its base. If the base of the triangle is x feet and the area of the triangle is 12 square feet, which equation models this situation ?
A.) 5x^2 - 2x - 12 = 0
B.) 5x^2 - 2x - 6 = 0
C.) 5x^2 - 2x - 24 = 0
D.) 25x^2 - 10x - 24 = 0