natann05 natann05

08-05-2021
Mathematics

contestada

solve for x. please help.

solve for x please help class=

Respuesta :

clarch19 clarch19

08-05-2021

Answer:

x = 16

Step-by-step explanation:

adjacent angles in a parallelogram are supplementary

3x + 5 + 9x - 17 = 180

12x - 12 = 180

12x = 192

x = 16

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