9x-4 (x-3)+72
what is X?

x = 12

Step-by-step explanation:

9*x-4*(x-3)-(72)=0

Step by step solution :

Step  1  :

Equation at the end of step  1  :

 (9x -  4 • (x - 3)) -  72  = 0

Step  2  :

Step  3  :

Pulling out like terms :

3.1     Pull out like factors :

  5x - 60  =   5 • (x - 12)

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:

the olimpics is not going to wokk out

step-by-step explanation: