samanthaschaeff
samanthaschaeff samanthaschaeff
  • 15-09-2018
  • Mathematics
contestada

when combining like terms are x and 3x the same

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littlelyna2love
littlelyna2love littlelyna2love
  • 15-09-2018

x+3x= 4x

Because there is a invisable 1 in front of the X. Hope this helps!

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