haileyryan913
haileyryan913 haileyryan913
  • 02-06-2021
  • Mathematics
contestada

please show your work

please show your work class=

Respuesta :

heikepowe1976 heikepowe1976
  • 02-06-2021

Answer:

a) - 10

Step-by-step explanation:

The two angles are vertical angles:

Angles that have a common vertex and whose sides are formed by the same lines.

Therefore, set your formula up as following

x+5=2x-5

x + 5 - 2x = -5

-x + 5 = -5

-x = -10

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