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Delta Math: Angle Terminology with Equations

Delta Math: Angle Terminology with Equations
asked 218k views
19 votes
Delta Math: Angle Terminology with Equations

Delta Math: Angle Terminology with Equations-example-1
asked
User John Wiseman
by
8.3k points

2 Answers

6 votes

Vertical angles are equal

  • 3x-30=2x-9
  • 3x-2x=-9+30
  • x=21

Done!

answered
User Azhar Khan
by
8.2k points
4 votes


3x-30=2x-9\\\\\implies 3x -2x = -9 +30\\\\\implies x = 21

answered
User Rich Dougherty
by
7.1k points
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