Amil worked at a store for $11 per hour. He then bought a book for $9.75 and he was left with $64.50. How many hours did Amil work at the store? Write an equation to determine h, the number of hours that Amil babysat.
Add $9.75 and $64.50 to get the original total. The original total was $74.25. Divide that by the eph (earnings per hour) and its 6.75 so mail babysat for about 6-7 hours.
