vintiquee vintiquee

19-03-2021
Mathematics

contestada

someone help and solve for X

someone help and solve for X class=

Respuesta :

hulk2strong hulk2strong

19-03-2021

Step-by-step explanation:

since all angles add up to 180:

(8x-1)+(3x+4)+(3x+9)=180

add like terms:

14x+12=180

x=12

Hope that helps :)

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