Question

answer the tick mark question in the given photo

Answer 1

x-9 + 5x+3 = 180
6x - 6 = 180
6 is taken common
6(x-1) = 6*30
6 is cancelled out
x-1 = 30
X = 30+1
X=31
Angle 1 = x-9 = 31-9 = 22°

Angle 2=5x+3 = (5*31) +3
= 155+3
=158°