Question

Complementary and supplementary question

Answer 1

x=26°

Explanation:

x+2y+4=90

x+2y=90-4=86

x+2y=86° ....(1)

2y+4+3y+x=180

x+5y=180-4=176°

x+5y=176° ...(2)

(2)-(1) gives

3y=176-86=90

y=90/3=30

x+2y=86

x+2×30=86

x=86-60=26°