Nicole bought a desktop computer and a laptop computer. Before finance charges, the laptop cost $ 300 more than the desktop. She paid for the computers using two different financing plans. For the desktop, the interest rate was 6 % per year, and for the laptop it was 7 % per year. The total finance charges for one year were $ 398 . How much did each computer cost before the finance charges?

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:

a

step-by-step explanation:

maya’s expression will generate the wrong sum because she violated the commutative property.

step-by-step explanation: