The tank for a car holds 18 gallons. The gasoline gauge shows the tank is 3/8 full. How much gas is still in the tank? Give your answer as a whole number or as a mixed fraction reduced to lowest terms.

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:

y -5 = (-1/4)(x + 8)

step-by-step explanation: