Answer:
48°, 53°, and 79°
Step-by-step explanation:
The sum of angles of a triangle is 180 (degrees), so you have ...
2x +(2x +5) +(3x +7) = 180
7x +12 = 180
7x = 168
x = 24
Then the measures of the angles are ...
2(24) = 48
2(24) +5 = 53
3(24) =7 = 79
The angles are 48°, 53°, and 79°.
