Example 9: A school is holding a raffle to earn money. This list shows all the prizes in the schools raffle.
A computer that costs $349
A book collection that costs $42
A gift certificate that costs $25
A pair of movie tickets that costs $18
A gift basket that costs $16
The raffle ticket price is set so that 75 raffle tickets will pay for all of the prizes.
Par A
Create a linear function that can be used to find the total amount of money the school carns by selling x tickets.
Show your work used to create this function.
Part B
The school's goal is to raise at least $850 more than the total cost of the prizes. What is the minimum number
of raffle tickets that have to be sold in order for the school to reach its goal?