nancyalexis00 nancyalexis00

16-09-2016
Mathematics

contestada

determine if its identity or no solution. y-5= -(5-y)

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apologiabiology apologiabiology

16-09-2016

simpolify

-(5-y)=-1(5-y)=-5+y
y-5=-5+y
minus y from both sides
-5=-5
true

identity

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