Question 551056
Two angles can be defined as 'a' and 'b'.
They are supplementary, so:  a+b=180.
a = 2*b +30
Substitute
2b + 30 +b = 180
3b = 150
b = 50
a = 2*50 + 30 = 130
or
a = 180-50 = 130
.
Answer:  The two angles are 50 degrees and 130 degrees.
.
Done.