We know from the slope intercept form that y=mx+b so the y intercept is 12 while every hour the cost goes up by 8
The formula is 
What are series?
In mathematics, we can describe a series as adding infinitely many numbers or quantities to a given starting number or amount.
We will find the formula as shown as below:
Let 
We know 



.
.

On adding










Hence, the formula is 
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Answer:
yes
Step-by-step explanation:
yes y = 2x + 1
yes 5x = 6 + 3y
yes y/2 = 3 − x