brynnafae243
brynnafae243 brynnafae243
  • 27-01-2021
  • Mathematics
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Please does anyone know how to solve this I’m am very confused, thank u so much!

Please does anyone know how to solve this Im am very confused thank u so much class=

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Barrelracer1201
Barrelracer1201 Barrelracer1201
  • 27-01-2021
7x+11= 90
So the two angles adjacent to it add up to be equivalent to 90 so x+7 is half of 90 so x+7=45
X=38
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