Respuesta :
Answer for 4 is 56 costumers
Answer for 30 is x+56=y-$5.05
Answer for 30 is x+56=y-$5.05
- Cover charge be x
- Customers be y
So
For every increase in cover price of x means 5x+0.5 decreases customers by 30
So
the expression is
- 5x+0.5=300y-30
- 5x=300y-30.5
- 300y=5x-30.5
- 5x-300y-30.5=0