Question

Anybody know how to solve this??? Plsss

Answer 1

12,34

Explanation:

For 'a'

8x=(2x+72) [vertically opposite angle]

8x-2x=72

6x=72

x=72/6

x=12

For 'b'

4x+20+x-10=180° [ being straight angle ]

4x+x+20-10=180°

5x+10=180°

5x=180-10

x=170/5

x=34