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A repairman is called to fix a broken pipe. He is paid $47, plus $1 per...

A repairman is called to fix a broken pipe. He is paid $47, plus $1 per minute worked. The equation C = t + 47 gives the cost C of having the pipe repaired, corresponding to a time of t minutes that the repairman works. Using the graph of the function, find the cost in dollars corresponding to the time t = 12. (Enter an exact number.)

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