srajisha srajisha
  • 04-01-2015
  • Mathematics
contestada

determine by substitution if -2 is the root of 5x=10

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crisforp
crisforp crisforp
  • 04-01-2015
5*( - 2 ) = 10 ;
-10 = 10 ; False ;
-2 isn' t the root of 5x = 10.
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