# A satellite television company charges a one-time installation fee and a monthly service charge. The total cost is modeled by the function y = 40 + 90x. Which statement represents the meaning of each part of the function? (1) y is the total cost, x is the number of months of service, $90 is the installation fee, and $40 is the service charge per month. (2) y is the total cost, x is the number of months of service, $40 is the installation fee, and $90 is the service charge per month. (3) x is the total cost, y is the number of months of service, $40 is the installation fee, and $90 is the service charge per month. (4) x is the total cost, y is the number of months of service, $90 is the installation fee, and $40 is the service charge per month.

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