Question

customers at a gym pay a membership fee to join and then a fee for each class they attend. here is a graph that represents the scenario. write and equation for the cost in dollars, c, of attending n classes

Answer 1

Slope = 20

y-intercept = 60

Explanation:

Answer: Slope formula is given as

Pick two points on the line and use their coordinates. Let's pick (1, 80) and (2, 100).

Let, Plug the values above into the formula for slope: The slope of the graph is 20.

The y-intercept is the point where the line intercepts the y-axis.

y-intercept = 60.