Which of the following ordered pairs is NOT a solution to 2x - 2y = 4?

A.   (6,4)
B.  (3,1)
C.  (4,1)
D.  (4,2)
asked Jul 31, 2015 in Other Math Topics by anonymous

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1 Answer

C is not a solution. All the other pairs have a difference of 2 between x and y, and these satisfy the equation.
answered Jul 31, 2015 by Rod Top Rated User (487,620 points)
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