The cost of a service call to fix a washing machine can be expressed by the linear function , where y represents the total cost and x represents the number of hours it takes to fix the machine. What does the y-intercept represent?
Answer
A
the cost for each hour it takes to repair the machine
B
the service fee for coming to look at the machine
C
the total cost for fixing the washing machine
D
the amount of time that it takes to arrive at the home to make the repairs