Jenna is a server and earns $5.15 an hour and 1 week she earned $320 in tips while she works 40 hours. Find her total income for this week

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

Three students each examine the system of linear equations shown. 8x + 4y = 16 8x + 2y = 8 caleb says there is exactly one solution. jeremy says there is no solution. kim says there are infinitely many solutions. which student is correct? provide mathematical reasoning to support your answer. answer in complete sentences. : d