Answer:
There would be at least 6 adults
Step-by-step explanation:
7 students-1 adult
2 students-0 adults
no ye puedo ayudar amigo o amiga
x-y=4
(y+4)/(1+4) = x/5
(y+4)/5 = x/5
y+4 = x
-x+y= -4
x-y = 4
x=5