Asap! brainliest to best/right answer

What are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?