Jess likes to collect coins. Jess got 27 coins from her brother, 32 coins from her mother, as well as 17 coins from Sara. However, Jess lost 28 coins before putting those coins
into her piggybank. How many coins does Jess have in her piggybank?

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.