The math club plans to pay a visitor $280 to speak at a fundraiser. tickets will be sold for $7 each. find an equation that gives the profit/loss for the event as it varies with the number of tickets sold. how many people must attend the event for the club to break even?

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation: