Question

katies favorite deli has a salad bar where she can make her own salad. she has to pay $1 for the container and $3 per pound for the salad. write an equation that shows how the total cost, y, depends on weight of the salad in pounds, x. do not include dollar signs in the equation.

Explanation:

Step1: Identify fixed and variable costs

The fixed cost (container) is $1, and the variable cost is $3 per pound (x).

Step2: Formulate the total cost equation

Total cost \( y \) is fixed cost plus variable cost. Variable cost is \( 3x \), so \( y = 3x + 1 \).

Answer:

\( y = 3x + 1 \)