Question

Which number should each side of the equation 4/5 x=8 be multiplied by to produce the equivalent equation of x = 10? A.−4/5 B.1/5 C.5/4 D.5

Answer 1

Your answer would be C. 5/4 because you are trying to get rid of the 4/5 and the only way to do that is by multiplying 4/5 by its reciprocal, 5/4.