Austin works as an electrician. If a job requires Austin to work on weekends, the function C(t)=54t+75 represents the customer's cost, C, in dollars of working t hours on the job. What is the interpretation of the y-intercept?

Austin charges the customer $75
before starting on a weekend job.

Austin charges the customer $54
before starting on a weekend job.

Austin charges $54
for each hour worked on a weekend job.

Austin charges $75
for each hour worked on a weekend job.

1 answer

the y-intercept is when t=0. That is, when no work has been done.