Cammi needs 36 postcards . she buys 4 packages of 10 postcards . how many postcards will cammi have left over? explain

4postcards left over

Step-by-step explanation:

If she buys 4 packs of 10 postcards the she has 4*10=40 postcards and if she only needs 36 then she has 40-36=4 postcards leftover.

x+14

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: