If x is the average (arithmetic mean) of m and 9, y is the average of 2m and 15, and z is the average of 3m and 18, what is the average of x, y, and z in terms of m? A) m+6
B) m+7
C) 2m+14
D) 3m+21

Which situation is the best example of opportunity cost? a country chooses to produce bananas instead of wheat. a country chooses to invest in manufacturing and agriculture. a country chooses to specialize in producing paper products. a country chooses to export all of its products.

How to write the number 20.484.163 in expanded form

While studying how objects change motion when they run into each other, isaac newton discovered that the force of an object’s impact equals the object’s mass multiplied by its acceleration. he could not explain why this is, but it was clearly true to anyone else who conducted experiments, and it remains just as true today. is newton’s statement a law or a theory? it is a theory because it developed and changed over time as new technology provided new observations. it is a theory because it is a statement of fact that does not need any more experimental support. it is a law because it developed and changed over time as new technology provided new observations. it is a law because it is a statement of fact that does not need any more experimental support.science