NEED HELP
What is the equation of the function shown in the graph?
A computer technician charges a fixed amount for a repair, plus an additional amount per hour. The equation below describes y, the total amount the technician charges, in dollars, for a repair that takes x hours.

y=45x+75
What is the meaning of the y-intercept of the equation?

A
It means the technician charges $75 per hour for the repair.

B
It means the technician charges $45 per hour for the repair.

C
It means the technician charges a fixed amount of $75 for the repair.

D
It means the technician charges a fixed amount of $45 for the repair.


A
y=−2x

B
y=12x

C
y=2x

D
y=−12x