Josh dicides to go to a restraunt for his birthday. It cost $28 to rent the room and an extra $4 per participants write an expresion to represent the cost for any number of precipetants a the party.

y = $28 + 4x

Step-by-step explanation:

Step one

To model this scenario Mathematically

Let the cost of the restaurant be y

And let the number of the extra participants be x

So that at the first instance

y = $28

when an extra participants is involved the model is

y = $28 + 4x