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  • 02-03-2019
  • Mathematics
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if 2 alternate exterior angles of parallel lines are 4x+78 and 13x-49, what does x equal?

Respuesta :

Cathi Cathi
  • 02-03-2019
Alternate exterior angles are equal.

4x+78 = 13x- 49
Subtract 4x from both sides

78 = 9x-49
Add 49 to both sides

127=9x
Divide both sides by 9
X=14.1
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