Question 1195949
y price for adult
x price for child


{{{system(25x+20y=150,30x+22y=170)}}}


Simplify and do what you need to or what the assignment requires.


Try this way unless you see another way:

{{{system(5x+4y=30,15x+11y=85)}}}
and maybe multiply the first of these equations by 3, ....