Respuesta :

bangtanot7

Answer:

Step-by-step explanation:

Every triangle's angles MUST add up to 180. Therefore, 43 + 43 + (6-8x) must be equal to 180. So:

43 + 43 + (6 - 8x) = 180

86 + (6 - 8x) = 180

6 - 8x = 94

-8x = 88

x = -11
X=11 i am not sure about it