Question 221104
 find the masurement of each angle in the triangle.
(6n+31)
(5n-19)
(n+12)
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I suppose those are the 3 angles ??
If so, they add up to 180º
12n + 24 = 180
12n = 156
n = 13
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Sub for n to find the 3 angles
109º
46º
25º