A coordinate grid showing Number of Classes on the horizontal x-axis and Total Cost in dollars on the vertical y-axis with 2 lines. The first line passes through (0, 10) and a point at (4, 32). The second line passes through (0, 0) and a point at (2, 15). Anna wants to take fitness classes. She compares two gyms to determine which would be the best deal for her. Fit Fast charges a set fee per class. Stepping Up charges a monthly fee, plus an additional fee per class. What is the system of equations representing these costs? A. y = 5.5x and y = 7.5x + 10
B. y = 7.5x and y = 5.5x
C. y = 7.5x and y = 5.5x + 10
D. y = 7.5x + 10 and y = 5.5x + 10
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