Question
A group of 21 adults and children went to a zoo. Each adult ticket cost $9 and each child ticket cost $7. The group paid a total of $173 for the tickets. How many adults went to the zoo?
4 m

Click button first when a symbol is required. X

A group of 21 adults and children went to a zoo. Each adult ticket cost $9 and each child ticket cost $7. The group paid a total of $173 for the tickets. How many adults went to the zoo?