[" 8.If "x-y=8" ,then which of the following must be "],[" true? "]

If x + z > y + z , then which of the following must be true?

If -3x+6ge18 , which of the following must be true?

If x+y=90^(@) , which of the following must be true?

If ab > 0 , then which one of the following must be true?

If x-y=8, then which of the following must be true? Both x and y are positive.II.If x is negative,y must be positive III.If x is negative,y must be negative.(a) I only (b) II only (c) I and II (d) III only

If 2x = 2y + 1 , then which of the following could be true?

If f(x)=x^(3) , which of the following must be true ?

If A and B are two sets such that A xx B = phi , then which of the following must be true ?

If A and B are two sets such that A xx B = phi , then which of the following must be true ?

If (x - y)^(3) > (x - y)^(2) , then which one of the following must be true?