Question

Please help me 20 points

Answer 1

x = -10°

Explanation:

60 + 50 + (x+80) = 180

190 + x = 180

x = -10

Answer 2

x= -10

Explanation:

the sum of the angles are 180. so subtract 50 and 60 from 180. That gives you 70. then solve x+80=70