Mathematics, 28.10.2020 20:50 jsully5159

The cost of calling Raymond's friend in Singapore is $3.00 plus $0.40 per minute. The cost as a function of time is shown in the graph. Write an equation that represents the cost as a function of the number of minutes. Identify the slope and y-intercept and describe their meanings. Find the cost of a 20-minute call.

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The cost of calling Raymond's friend in Singapore is $3.00 plus $0.40 per minute. The cost as a func...