Mathematics, 15.08.2020 09:01 misswonderless
The monthly cost (in dollars) of a long-distance phone plan is a linear function of the total calling time (in minutes). The monthly cost for 31 minutes of calls is $ 15.92 and the monthly cost for 84 minutes is $ 22.28 . What is the monthly cost for 70 minutes of calls?
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What are the angle measures in triangle abc? m∠a = 90°, m∠b = 30°, m∠c = 60°m∠a = 60°, m∠b = 90°, m∠c = 30°m∠a = 90°, m∠b = 60°, m∠c = 30°m∠a = 60°, m∠b = 30°, m∠c = 90°
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The monthly cost (in dollars) of a long-distance phone plan is a linear function of the total callin...
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