Question

48 students were divided into 2 groups for a field trip the 1st group was 3 times as larger as the 2nd group plus 12 how many students were in each group

Answer 1

x + y = 48

x = 3y + 12

48 - y = 3y + 12

36 = 4y

y = 9

x = 39

#1 had 39, #2 has 9