Question

The angles of a triangle are 3x,[2x+20],5x-20

Answer 1

3x+ 2x +20 +5x-20= 180
10x = 180
x=18
now, the three angels are 3*18= 54
2*18+ 20= 56
5*18 -20= 70

Answer 2

your answer is

54,56,&70

thanks