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13-10-2016
Mathematics

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is the ordered pair (2,1) the solution the the equation y=1-x

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apologiabiology apologiabiology

13-10-2016

(x,y)
(2,1)
sub 2 for x and 1 for y and see if you get a true statemtn

2=x
y=1
1=1-2
1=-1
false
no it is not a soluiton

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