Mathematics, 25.10.2020 23:20 jkw1222p0ttvq

Suppose a 5-minute overseas call costs $5.91 and a 10-minute call costs $10.86. The cost of the call and the length of the call are related. What is the cost y of a call of x minutes duration? (Assume this is a constant-increase situation) and How long can you talk on the phone if you have $12 to spend? * Your answer

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Suppose a 5-minute overseas call costs $5.91 and a 10-minute call costs $10.86. The cost of the call...