Josie and her brother, Sean both have a job after school. For every $5.50 that Josie earns, her brother earns $6.50. On Tuesday, they earned a totoal of $30.00. How much money did Josie earn? How much did her brother earn?
(6.5 + 5.5) c = 30
Josie ... 5.5 c
Sean ... 6.5 c