ksenyaplosh ksenyaplosh

28-05-2021
Mathematics

contestada

SOMEONE PLEASE HELP!!

SOMEONE PLEASE HELP class=

Respuesta :

clarch19 clarch19

29-05-2021

Answer:

x = 18

Step-by-step explanation:

the sum of any exterior angle is equal to the sum of any two interior angles

3x-11 + 5x+14 = 9x-15

8x + 3 = 9x - 15

3 = x - 15

x = 18

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