170.02 is a irrational number..has a decimal, cannot be expressed as a fraction.
Answer:
b = -27
Step-by-step explanation:
-1/3 b = 9
Multiply each side by -3
-3 * -1/3 b = -3 * 9
b = -27
Please find the attached image
Find a point on the graph
I prefer whole numbers
(4,300)
So in 4 hours, you make 300 cookies
Divide cookies by hour
300/4 = 75
Solution: 75 cookies per hour