shawndahanford shawndahanford

26-04-2021
Mathematics

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What is the value of x?

What is the value of x class=

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Respuesta :

mathstudent55 mathstudent55

27-04-2021

Answer:

x = 21

Step-by-step explanation:

The two angles shown are supplementary.

3x + 10 + 6x - 19 = 180

9x - 9 = 180

9x = 189

x = 21

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