7 Given the following system of equations what variable wondd be 2 By 12 4ay By 24 Cancel out ou and some friends are going on a recreation hike and need to hire a guide Your friends want you to pick the best guide to hire for the hike Larry charges an initial fee of 50 plus 15 per mile on the hike Connie charges a flat rate of 200 for an entire hike Teo charges 20 per mile on the hike a Write an equation to represent the total cost C for m miles on the hike for each guide Larry Connie Teo c 1 C 30 b Fill in the table and graph each of the three the equations Make sure to label your axis give your graph a title and label each line with the name of the company Miles on the hike 0 5 10 15 20 Larry Connie Teo teo Connie Lary 0 5 10 15 20 Miles on the hike c If the hike is 20 miles long which guide should you choose How do you know d If the hike is 5 miles long which guide should you choose How do you know many miles will the cost for all the guides be the same How do you k