Answer:
why has the speaker come to the earth
4+2x = x (x = student in smaller group)
4 + 2x + x = 28 (total # of students)
4+ 3x = 28
3x = 24
x = 8
8 students in the smaller group
4 + 2(8) = 20 students in the larger group
Discrimination 100 the real answer is that and it will not make since at dirt but it is have a good day