The measure of the angles of a triangle are represented by 2x + 15, x + 20, and 30 + 25. Find the measure of the smallest angle within the triangle. a 409 b85 d. 559​

Answer :

2x+15+x+20+30+25=180
3x+90=180
x=90/3
x=30
New angles
75,50,55
The smallest angle is 50