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OnionKnight
OnionKnight OnionKnight
  • 01-02-2017
  • Mathematics
Answered

geometry....have no idea whats this is...little help please?

geometry....have no idea whats this is...little help please? class=

Verified Answer :

KittyCatBritney
KittyCatBritney KittyCatBritney
  • 01-02-2017

His mistake was in line 5 because he did not add he subtracted so it's the Subtraction property of equality.

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