beastboard10272003 beastboard10272003
  • 12-06-2018
  • Mathematics
contestada

What is the justification for the step taken from line 1 to line 3

What is the justification for the step taken from line 1 to line 3 class=

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thecsgamer21
thecsgamer21 thecsgamer21
  • 12-06-2018
the answer is combining like tems

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