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In city W, the average cost for a gym membership is given by the equation y = 34.99x + 49, where y is the total cost, in dollars, for x months of membership. What is the meaning of the y-value when x = 1 ?
A) the average sign-up fee for a gym membership
B) the average monthly charge for a gym membership
C) the average total cost for the first month of a gym membership
D) the average total cost for the first two months of a gym membership
New Jersey Student Learning Standard: NJSLS 8.SP.A.3
Grade 8 Mathematics Reference Sheet