Bao has two summer jobs. During the week she works in the grocery store, and on the weekend she works at a nursery. She gets paid $19 per hour to
work at the grocery store and $20 per hour to work at the nursery. How much
does she earn if she works 6 hours at the grocery store and 10 hours at the
nursery? How much does she earn if she works g hours at the grocery store
and n hours at the nursery?