y=x^2-5x-7

I need some assistance on a question could someone please help? Here is the question in the book. Do the points (3, -4) (18, 6) and (9, 0) all lie on the same line? If so what is the equation of the line. I looked in the answer section the answer is yes and the equation is 2x-3y=18 I do not...

Good day all,received a motion in the mail "plaintiff's motion for default judgement as to defendents xxxxxx,xxxxxx,xxxxxx, and judgement on the pledings as to defendant xxxxxxx (state gov agency that sold the tax deed ) this case is about a overlooked tax lein sold against my grandmothers house ...

I have 5 questions I need help with . 1) Draw a sketch of each of the following equations. Be sure to label all appropriate points. These are separate equations. A) .2x - .5y = -.3 B) 1/6x + 1/5 = -1 C) 1/3x + 1/2y = 2 D) .9 - .1y = 1