Option (C) It means the technician charges a fixed amount of $75 for the repair is correct.
<h3>What is a straight line?</h3>
A straight line is a combination of endless points joined on both sides of the point.
The slope 'm' of any straight line is given by:
The graph of the equation is given:
From the graph the equation of the straight line will be:
y = 45x + 75
For the y-intercept plug x = 0
y = $75
The y-intercept represents the technician charging a fixed amount of $75 for the repair.
Thus, option (C) It means the technician charges a fixed amount of $75 for the repair is correct.
The graph is attached is in the picture.
Learn more about the straight line here:
brainly.com/question/3493733
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