Question

pls tell fast I will mark the brainliest​

Answer 1

Answer:

x = 50°

Step-by-step explanation:

2x + 80° = 180° ( Linear pair)

2x = 180° - 80°

x = 100°/2

x = 50°

Hope it helps you.....

Answer 2

Answer:

x=50

Step-by-step explanation:

80 and 2x are supplementary angles

which means

80+2x=180

2x=180- 80

2x=100

x=100/2

=50