You are at a Market Place mall searching for a new cell phone. You have two plans that work for you..the first plan is through AT&T. The 2nd plan is through Verizon Wireless. AT&T charges a monthly fee of 20$ for text messaging, call waiting, and caller ID. Verizon W charges a monthly fee of 10$ for texting, call waiting and caller ID. Verizon also charges 0.08$ cents per minute to use the phone. What equation can be used to represent AT&Ts monthly cost, y, for talking x minutes?