Question 1037771
x=number of boys who attended the rock festival
y=number of girls who attended the rock festival
z=number of adults over the age of fifty that attended the rock festival.
x=8,110+y
y-24,810=z
x+y+z=104,830
8,110+y+y+y-24,810=104,830
3y=121,530
y=40,510
x=48,620
z=15,700