Solve the problem.Assume that the sales of a certain appliance dealer are approximated by a linear function. Suppose that sales were $14,000 in 1982 and $77,500 in 1987. Let 
represent 1982. Find the equation giving yearly sales 
.
A. S(x) = 12,700x + 77,500
B. S(x) = 63,500x + 77,500
C. S(x) = 12,700x + 14,000
D. S(x) = 63,500x + 14,000
Answer: C
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