Simplify completely quantity 3 x squared plus 21 x minus 54 all over x squared plus 3 x minus 54.
quantity 3 x squared plus 21 x
(3x^2 + 21x - 54)
x squared plus 3 x minus 54.
(x^2 + 3x -54)
(3x^2 + 21x - 54)/(x^2 + 3x -54)
(3(x+9)(x-2)) / ((x+9)(x-6)
3(x-2) / (x-6)
