babylove32165 babylove32165
  • 09-06-2020
  • Mathematics
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please I really need help​

please I really need help class=

Respuesta :

kwokyy
kwokyy kwokyy
  • 09-06-2020

Answer:

-8

Step-by-step explanation:

m∠3 + m∠5 = 180 (interior angles are supplementary)

-4x + 5 + (-13x + 39) = 180

-4x + 5 -13x +39 = 180

-17x = 180 - 5 - 39

-17x = 136

x = 136/(-17) = -8

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