74.9k views
0 votes
Angle A and Angle B are complementary. Measure angle A = 2x and measure angle B = 4x + 30°. What is the measure of the angle supplementary to angle A?

User Dumb Guy
by
5.9k points

1 Answer

3 votes
2x+4x+30=90
6x+30=90
-30 -30
6x=60
/6 /6
x=10
A=2*10
A=20
User Diogok
by
6.0k points