a. Equation for cost of Redbox is: y = 1.49x + 0
b. The slope (m) of the line for Redbox is 1.49. It the cost per movie for Redbox.
c. The y-intercept (b) of the line for Redbox is 0. This means that there are no extra charges or cost incurred for watching movie at Redbox. Also, if you watch no movie, you won't be paying any fee.
<h3>How to Write an Equation in Slope-intercept Form?</h3>
The equation in slope-intercept form that can be used to calculate the cost, y, of renting x movies is expressed as, y = mx + b.
Given the following:
Cost per movie for Redbox = $1.49. This represents the slope (m).
a. Equation for cost of Redbox is: y = 1.49x + 0
b. The slope (m) of the line for Redbox is 1.49. In the context of the problem, it means the cost per movie for Redbox.
c. The y-intercept (b) of the line for Redbox is 0. This means that there are no extra charges or cost incurred for watching movie at Redbox aside the charges per movie that is being paid. Also, if you watch no movie, you won't be paying any fee.
Learn more about the equation of a line on:
brainly.com/question/13763238
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