Which of these inequalities represents the relationship between the amount of money Jamal has available to spend, m and the gallons of the gas that Jamal buys,8

One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.