Answer:
- x = 12
- 3x+1 = 37°
- 10x-11 = 109°
- 3x-2 = 34°
Explanation:
Perhaps you want to know the value of x or the measures of the angles?
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Simplifying the given equation, you get ...
 (16x -12)° = 180°
 16x = 192 . . . . . . . divide by °, add 12
 x = 12
 (3x+1)° = (3·12+1)° = 37°
 (10x-11)° = (10·12-11)° = 109°
 (3x-2)° = (3·12-2)° = 34°
x is 12, and the angle measures are 37°, 109°, 34°.