Solve the problem.An electrician charges a fee of $45 plus $30 per hour. Let y be the cost in dollars of using the electrician for x hours. Find the slope-intercept form of the equation.
A. y = 45x + 30
B. y = 30x - 45
C. y = 45x - 30
D. y = 30x + 45
Answer: D
Mathematics
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Fill in the blank(s) with the appropriate word(s).
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