Two friends went to lunch. They ordered food for $34.50 but they used a 10% off deal by paying cash. Still, they had to pay 7.25% tax and they left a 20% tip on the subtotal before tax. How much did they pay for lunch?

not sure but i think the answer is 9.40

Step-by-step explanation:

c

step-by-step explanation:

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: