Respuesta :

nermay7

Answer: x= 17°

Step-by-step explanation:

The two measures have to add up to 180 degrees.

(7x -1) + (5x -23) = 180    combine like terms on the left side

12x - 24 = 180 add 24 to both sides

      +24    +24

12x = 204     Divide both sides by 12

x = 17

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