Question

A music-streaming service charges $7 per month for a single user. Additional users in the same household can be added for $2 per month. Let u represent the number of additional users and c represent the total monthly cost in dollars. Complete the equation that represents the relationship between u and c. c=

Answer 1

c=7+u2

Explanation:

each user is 2 more dollars, so u2 represents the extra fee for users. The starting fee doesnt need a variable because it is known :)