Katrina bought a new sofa. She was able to pay $100 at the time she received the sofa. She will pay $22 each month on the balance. The original cost of the sofa was $298.
a. Let x represent the number of months needed to pay off the cost of the sofa. Explain
how the equation 100 + 22x = 298 represents this situation.

where are the images of the functions i can only see the question you typed.

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: