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KengaRu [80]
3 years ago
15

Find the value of x. 3x, 2x, 55

Mathematics
1 answer:
SOVA2 [1]3 years ago
7 0

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°    <em>subtract 55° from both sides</em>

5x° = 125°     <em>divdie both sides by 5</em>

x° = 25°

<h3>Answer: x = 25</h3>
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