AlexsanderD280757 AlexsanderD280757
  • 29-10-2022
  • Mathematics
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need help with this question

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PessieS676632 PessieS676632
  • 29-10-2022

Answer: x = 30 degrees

Sum of a supplementary angles = 180

The two angles given are 120 and 2x

120 + 2x = 180

Isolate 2x

2x = 180 - 120

2x = 60

Divide both sides by 2

2x/2 = 60/2

x = 30 degrees

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