Need help finding n and m

Line wx is parallel to line yz. if m

The graph shows how many words per minute two students read. drag to the table the unit rate that matches each graph.

Carla is saving money for a trip this summer. she already has some money in her savings account and will add the same amount to her account each week. at the end of 2? weeks, carla has? $130. at the end of 8? weeks, she has? $280. write a linear function in the form y=mx+b to represent the amount of money m that carla has saved after w weeks.