What is the value of?

? = 64

Step-by-step explanation:

36 + 84 + x = 180

x + 120 = 180

x = 60

60 + y = 90

y = 30

30 + 86 + ? = 180

? = 64

351°f

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: