blueberrymuffin blueberrymuffin
  • 02-06-2015
  • Mathematics
Answered

Justify each of your steps using number properties 2x+3y+2x-2y-3x



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ImpatientAngel
ImpatientAngel ImpatientAngel
  • 02-06-2015
Have a good homeworks ;)
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Аноним Аноним
  • 04-06-2015
[tex]Use\ commutative\ property:a+b=b+a\\and\ associative\ property:(a+b)+c=a+(b+c)\\-------------------------\\2x+3y+2x-2y-3x=(2x+2x-3x)+(3y-2y)=\boxed{x+y}[/tex]
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