SUPER hard question 63, 72, 81, 594

n = [ (l - a)/d ] + 1

n = [(594 - 63)/9] + 1

n = (531/9) + 1

n = 59 + 1

n = 60

Will give brainliest b. describe the function over each part of its domain. state whether it is constant, increasing, or decreasing, and state the slope over each part.