Question

riley plans to join a members - only speaker series for $50. as a member, she will pay just $12.50 for each event she attends. write an equation that shows how the total cost, y, depends on the number of events riley attends, x. do not include dollar signs in the equation. y =

Explanation:

Step1: Identify fixed - cost

The fixed - cost of joining the speaker series is 50.

Step2: Identify variable - cost

The cost per event is 12.50, and the number of events is $x$, so the variable cost is $12.5x$.

Step3: Find total cost

The total cost $y$ is the sum of the fixed cost and the variable cost.
$y = 50+12.5x$

Answer:

$y = 50 + 12.5x$