laxmoefoe laxmoefoe
  • 12-11-2018
  • Mathematics
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find the value of x. 3x, 2x, 55

find the value of x 3x 2x 55 class=

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gmany
gmany gmany
  • 12-11-2018

The sum of the measures of the angles in a triangle is 180°.

Therefore we have the equation:

2x° + 3x° + 55° = 180°

5x° + 55° = 180°    subtract 55° from both sides

5x° = 125°     divdie both sides by 5

x° = 25°

Answer: x = 25

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