photographic developing cost The cost,C, indollars,to delelopeand print n photograhs isgiven by equ C=0.28n+4?

Question

a) Rearrange the formula and solve for n
b) What size roll of film could be developed and printed for $10.72?
c)What size roll of film could be developed and printed for under $15?

Answer 1

a) c-4/.28=N
b) 12
c) 36
D) do your own homework- maybe mine are correct. or maybe I got them all wrong ot teach you a lesson.