Tony operates a skate rental company. He charges an equipment fee of $3 plus $6 per hour. Which equation represents this linear relationship? A. y= 6x+3 B. y= 3x + 6 C. y= -6x + 3 D. y= 3x - 3

A) y = 6x +3

Step-by-step explanation:

Let x represent the number of hours. $6 per hour can now be written as 6x.

Now, we must account for the $3 flat, fee and add it to 6x, getting 6x + 3

the answer is b.

64

step-by-step explanation:

c=2πr=2·π·8≈64