Answer:
4n+20
Step-by-step explanation:
67.5 or 135/2 or 67 1/2 they are all the same
Imma keep it a buck with you bruh ion really know how to do this but imma trying answer question so 3 times 6.20 = x and 4 times 6.90 = and what you get for that and avg. that
the answer in point-slope form is y = 1/4x-2 so your y-intercept is -2 and from there, move up one and right four. your points would be (0, -2) and (4, -1)
hope this helped! :)