Respuesta :

Answer:

B. 20

Step-by-step explanation:

you have to find which number represents x, by solving both equations and seeing if the answers both match.

  • (x+80)

(20 + 80) = 100 degrees

  • (5x)

(5 x 20) = 100 degrees

When you put 20 for x, both angles are 100 degrees.

Hope I helped answer the question:)

Answer:

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Step-by-step explanation: