@Mathematics Carl's cable company charges $55 for monthly service plus $4 for each pay-per-view movie. Teleview cable company charges $110 per month with no fee for movies. For what number of movies is the cost of Carl's cable company less than the cost of Teleview.
55+4x<110 4x<110/55 x<55/4 or, in a usable format x<13.75 round up 14 So, aslong as you dont buy more than 14 movies, carl's cable is cheaper.
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