Answer:
i really dont know how to do this and i dont think anybody here knows how to
Step-by-step explanation:
The answer is 5 x -3 + 4 x 2 / 2 = -15 + 8 / 2 = -11
Answer:
2.58333333333
Step-by-step explanation:
Let,
the no. of adults be "x"
then, the no. of childern = total people - total adults
= (30 - x)
Now,
According to the quesiton,
2 (30 - x) + 5x = 87
60 - 2x + 5x = 87
60 + 3x = 87
3x = 87 - 60
3x = 27
x = 27 / 3
x = 9
So, there were 9 adults in the group
