Answer:
$8.8
Step-by-step explanation:



let the number of
Total number of people : adults + children
Total money earned from adults :
Total money earned from children :
Therefore, total money = money earned from each Adult and children.
Now, let's plug the value of x from equation [1] into equation [2]
let's plug the value of y in equation [1]
Hence, we get :
Correct option is C
_____________________________

The statement is true. X= all real numbers
The equivalent equation is d=17+12.5
it simplifies to d=29.5
4/3+6/9-7/3=12/9+6/9-21/9=18/9-21/9= -3/9= -1/3