Found this when I was doing my own work, hope this helps.
Answer:
Step-by-step explanation:
<u>This is a linear relationship y= mx + b and:</u>
- The y-intercept is b = 12.60
- The slope is m = 0.64
<u>The monthly total is:</u>
D = sqrt((0-18)^2 + (-5--10)^2)
D= sqrt ((-18)^2 + (5)^2)
D= sqrt( 324 + 25)
D= sqrt ( 349)
D = 18.7
5 people attended the fair bc 9x5is 45 plus 6 for parking makes 51