A= -3(a+b-1/3c)

solve for c

c = 3a – a – b

c = 3a + 3b + a

c = 3aab

c = 3a – (a – b)

If x=-3 is the only x-intercept of the graph of a quadratic equation, which statement best discribes the discriminant of the equation?

Pick the expression that matches this description: a polynomial of the 5th degree with a leading coefficient of 7 and a constant term of 6 (choice a) 7x^5+2x^2+6 (choice b) 7x^6−6x^4+5 (choice c) 6x^7−x^5+5 (choice d) 6x^5+x^4+7

Which of the following points is collinear with (-2,1) and (0,3)