Multiple Choice. Select only one answer. Which of the following statements could be a correct step in solving this equation: 1/2x-7=1/3(x-12) A. 1/2x-7=1/3x-12

B. 3x-42=2(x-12)

C. 3x-7=2(x-12)

D. 3x-7=2x-12

answer;

the correct answer

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54 kilometers per hour

step-by-step explanation:

according to rules:

1 km = 1000 meter

which means that 1 meter = 1/1000 km

1 hour = 3600 second [ as 1 hour = 60 min = 60 *60 seconds ]

which means that 1 second = 1/3600 hour

therefore, 1 kilometer/hour =

thus to convert 15 meter per second to kilometer per hour, we multiply 15 to 3.6 kilometer/hour.

15 meter/second=   which is the required answer.

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step-by-step explanation:

14 ft 7 inches

step-by-step explanation:

since each model inch corresponds to 25 real inches, 7 model inches will correspond to

7×25" = 175"

at 12" per foot, that is 14 feet, 7 inches.