SOLUTION: If 2xy=0 and x/2 = 3/4, which of the following must be true? 1. 2y=-3 2. x=-12y 3. 2x=3 A) none B) 1. only C) 2. only D) 3. only E) 1. and 2. only

Algebra ->  Expressions -> SOLUTION: If 2xy=0 and x/2 = 3/4, which of the following must be true? 1. 2y=-3 2. x=-12y 3. 2x=3 A) none B) 1. only C) 2. only D) 3. only E) 1. and 2. only      Log On


   

Question 1043842: If 2xy=0 and x/2 = 3/4, which of the following must be true?
1. 2y=-3
2. x=-12y
3. 2x=3
A) none
B) 1. only
C) 2. only
D) 3. only
E) 1. and 2. only
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
If 2xy=0 and x/2 = 3/4, which of the following must be true?
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Note:: x = 2(3/4) = 3/2 ; then 2y(3/2) = 0, so y = 0
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1. 2y=-3
2. x=-12y
3. 2x=3
A) none
B) 1. only
C) 2. only
D) 3. only
E) 1. and 2. only
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Answer:: D
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Cheers,
Stan H.
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