Solve the problem.An auto repair shop charged a customer $267 to repair a car. The bill listed $57 for parts and the remainder for labor. If the cost of labor is $30 per hour, determine how many hours, x, of labor it took to repair the car by solving the equation 267 = 30x + 57.

A. 6 hr
B. 7 hr
C. 8 hr
D. 7.5 hr


Answer: B

Mathematics

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A. 0.8944 B. Undefined C. 0 D. -0.8172

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Place the correct symbol, < or >, in the blank between the integers.78  -31

A. > B. <

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