9514 1404 393
Answer:
x = 26
Explanation:
The sum of the measures of the angles in a triangle is 180°.
(2x)° +50° +(3x)° = 180°
5x +50 = 180 . . . . . . . divide by °, collect terms
x +10 = 36 . . . . . . . . . divide by 5
x = 26 . . . . . . . . . . . . . subtract 10