The required Cost for 77 peoples is $8400.
Given that,
The cost of a school banquet is $95 plus $15 for each person attending.
We have to find,
Write an equation that gives total cost as a function of the number of people attending. What is the cost for 77 people.
According to the question,
The cost of a school banquet is $95 plus $15 for each person attending.
Total cost = $95 + $15 = $120.
Then,
Cost for 77 peoples = Total cost × no. of persons.
Cost for 77 peoples = ($120)(70)
Cost for 77 peoples = $8400
Hence, The required Cost for 77 peoples is $8400.
For more information about Formation of equation click the link given below.
https://brainly.com/question/24065247
