Karlena is on an old cell phone plan. The cost of a call depends on the number of minutes the phone call lasts. She can use the expression $0.10 m + $3.50 to find the cost of a call. If m is the number

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asked May 4, 2023 79.2k views

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Karlena is on an old cell phone plan. The cost of a call depends on the number of minutes the phone call

lasts. She can use the expression $0.10 m + $3.50 to find the cost of a call. If m is the number of minutes, which of the following best describes $3.50?