Which number can each term of the equation be multiplied by to eliminate the fractions before solving?

-3/4m – 1/2 = 2 +1/4 m

A, 2

B, 3

C, 4

D, 5

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42