1. You consider taking fitness classes from one of two fitness centers. The table
shows the total costs (in dollars) for different numbers of classes at Gym A.
The total cost y (in dollars) for x classes at Gym B is represented by the equation
y = 5x + 10. Which gym charges less per fitness class? After how many fitness
classes are the total costs the same?
x
2
S
7
Gym A
Total
cost y
848
$64