Question 112249
Let x=# of adult tickets, y=# of child tickets


Translate the following word problem:


"If there were 22 people at a performance"----> {{{x+y=22}}}


"dult tickets for a play cost $8 and child tickets cost $1...the theater collected $50"---->{{{8x+y=50}}}


*[invoke solving_linear_system_by_substitution 1, 1, 22, 8, 1, 50]


So there were 4 adults and 18 children