What is a simpler form of the following expression?

(-18x^ (3) + 17x+6) - : (3x+2)

a.-6x^2+4x+3

b. 6x^2+4x-3

c.-6x^2+4x-3

d. 6x^2-4x+3

By performing the indicated operation, the simplest form of the equation is letter A. - 6x^2 + 4x + 3. Answer can be verified by substituting any value to the variable x, substitute also the same value to the choices and whichever gives the same answer as the original equation, then that is the answer.