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14-04-2016
Mathematics

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Does (-2x+y=6)+ (y-2x=4) have no solution?

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apologiabiology apologiabiology

14-04-2016

assuming you are asking

does -2x+y=6 and y-2x=4 have a solution

look at them
rewrite first equation by switching x and y
y-2x=6 and
y-2x=4
false since they are same values

there is no solution
these 2 lines are paralell

NO SOLUTION

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