6. Suzanne is trying to choose between two phone plans. The first plan, with BellNorth, costs $25 per month, with calls costing an additional 25 cents per minute. The second company, NT&T, charges $40 per month, but calls cost only 5 cents per minute. Let B(m) represent the cost of her phone plan after using m minutes with BellNorth. Let N(m) represent the cost of her phone plan after using m minutes with NT&T. How many minutes can she use to pay the same amount with either company? Write the system of equation and solve. 11 Blank # 1 Blank # 2 Blank # 3

6. Suzanne is trying to choose between two phone plans. The first plan, with BellNorth, costs $25 per month, with calls costing an additional 25 cents per minute. The second company, NT&T, charges $40 per month, but calls cost only 5 cents per minute. Let B(m) represent the cost of her phone plan after using m minutes with BellNorth. Let N(m) represent the cost of her phone plan after using m minutes with NT&T. How many minutes can she use to pay the same amount with either company? Write the system of equation and solve. 11 Blank # 1 Blank # 2 Blank # 3

Linear Algebra: A Modern Introduction

4th Edition

ISBN:9781285463247

Author:David Poole

Publisher:David Poole

Chapter2: Systems Of Linear Equations

Section2.4: Applications

Problem 24EQ: Suppose the coal and steel industries form a closed economy. Every $1 produced by the coal industry...

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