Question 3solve the problem. a moving firm charges a flat fee of $45 plus $40 per hour. Let y be the cost in dollars of using the moving firm for x hours. Find the slope-intercept form of the equation. ay = 40x + 45 by = 40x - 45 cy = 45x - 40 dy = 45x + 40

Question

Mathematics

Emmalee Hanson

28 October, 19:16

Question 3solve the problem. a moving firm charges a flat fee of $45 plus $40 per hour. Let y be the cost in dollars of using the moving firm for x hours. Find the slope-intercept form of the equation. ay = 40x + 45 by = 40x - 45 cy = 45x - 40 dy = 45x + 40

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Christine Greer · Answer 1

slope (m) = rate. $40 per hour is the rate, so m = 45

y-intercept (b) = one time fee. $45 is the flat rate which is the one time fee, so b = 45

y = mx + b

y = 40x + 45

Answer: A