casandrasimonis casandrasimonis
  • 20-09-2015
  • Mathematics
contestada

combine like terms: X + X - X + Y + Y - Z + Z - Z

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jilliansanalila
jilliansanalila jilliansanalila
  • 20-09-2015
x+x-x+y+y-z+z-z is equal to x+2y-z (combining like terms)
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