Respuesta :

the answer is C because there is 3 feet in a yard
BenevolentPuppy
Which expression represents the number of feet that are in x yards?


The conversion fact is 3 feet = 1 yard.So 

1 yard = 3 feet 
2 yards = 2(3 feet)
3 yards = 3( 3 feet)

Thus, x yards would equal 3x feet.... 

Answer: C. 3x