Nathanj8606 Nathanj8606
  • 21-03-2021
  • Mathematics
contestada

Please explain how to solve for x in the attached photo.

Please explain how to solve for x in the attached photo class=

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thebecks
thebecks thebecks
  • 21-03-2021

Answer:

x = 24°

Step-by-step explanation:

the sum of the interior angles in a triangle = 180°

so:

(2x + 5°) + 64° + 3x - 9° = 180°

combine like terms:

5x + 60° = 180°

subtract 60° from each side of the equation:

5x = 120°

x = 24°

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