Raymond B. answered 01/20/23
Tutor
5
(2)
Math, microeconomics or criminal justice
8c +5a = 515
c+a = 85
5a +5c = 85(5) = 425
3c = 515-425 = 90
c = 90/3 = 30 children
a = 85-30= 55 adults
240 +275= 515