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Two angles are supplementary. One angle is 5x° and the other angle is 3x + 20°

What is the value of x?

Supplementary angles add up to 180 degrees

Respuesta :

Answer:

x = 20

Step-by-step explanation:

They add up to 180 degrees.

5x + 3x + 20 = 180

8x= 160

x = 20

Hope this helps.

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