a music - streaming service charges $9 per month for a single user. additional users within the same…

a music - streaming service charges $9 per month for a single user. additional users within the same household can be added for $1 per month. write an equation that shows how the monthly cost, y, depends on the number of additional users in the household, x. do not include dollar signs in the equation. y =

a music - streaming service charges $9 per month for a single user. additional users within the same household can be added for $1 per month. write an equation that shows how the monthly cost, y, depends on the number of additional users in the household, x. do not include dollar signs in the equation. y =

Answer

Explanation:

Step1: Analyze the fixed and variable costs

The fixed cost is $9$ (for the single user). The variable cost is $1$ per additional user $x$.

Step2: Form the equation

The total cost $y$ is the sum of the fixed cost and the variable cost. So, $y = 9+1\times x$.

Answer:

$y = 9 + x$