Solve the problem.Kayla, a photographer, can produce prints of her photos at a cost of $4 per print, with a setup cost of $45 per run. She sells the prints for $11 each. Write an equation for the total cost. Let C represent the total cost and x represent the number of photos produced. Graph the equation by hand. Use the graph to determine the number of prints produced for a cost of $70. 
A. C = 11x; 6 prints
B. C = 4x + 45; 6 prints
C. C = 11x; 4 prints
D. C = 4x + 45; 5 prints
Answer: B
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+ 
= 1
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