Question

The movie theater charges $4.00 for each child ticket and $7.00 for each adult ticket. The art club purchased a total of 20 tickets and spent $101.00. How many of each type of ticket did the club buy?

Answer 1

`x-number\ of\ adult\ tickets\\20-x-number\ of\ child\ tickets\\\\7x+4(20-x)=101\\7x+80-4x=101\\7x-4x=101-80\\3x=21\ \ \ \ \ |:3\\x=7\\\\20-7=13\\\\The\ club\ buy\ 7\ adult\ tickets\ and 13\ child\ tickets`