JarredElero2005 JarredElero2005

23-10-2019
Mathematics

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Work Out The Value of X

Work Out The Value of X class=

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KurdishPotato KurdishPotato

23-10-2019

Answer:

71°

Step-by-step explanation:

3x° + (x - 11)° + (2x - 55)° = 360°

3x + x - 11 + 2x - 55 = 360°

6x - 66 = 360°

6x = 360° + 66°

6x = 426°

x = 71°

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