Mathematics, 23.01.2020 08:31 babygirl2984
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 $0.10m+3.500.10m+3.50 to find the cost of a call. if m is the number of minutes, which of the following best describes $3.50?
the total cost of a call
a fee that is charged per call
the cost per minute
how long the call lasted
Answers: 1
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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...
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