Question

You decide to buy a new cell phone. Calling plan A will cost $35 per month and includes 300 minutes of talk time. For every minute over 300 you will pay $0.29 per minute. Calling plan B will cost $25 per month and includes 200 minutes of talk time, but for every minute over 200, you pay $0.19 per minute. You can spend no more than $45 on your cell phone per month. Write an equation that represents each plan cost in terms of the number of minutes you talk. Let x represent the number of minutes. Which plan will give you more minutes? Explain you answer.