Question

WILL MARK BRAINLIEST!! PLEASE BE QUICK!!

Answer 1

Answer is B,
I put it into a graph and when I put in f(x)=15/2x -20 then I looked at the graph to find if 0,-20 and 4,10 passed through the line and they did. Hope this helps you out

Answer 2

That’s so much to read but I’ll do my best to help