Question

x-1°+ 20°+80°+x-5°=180°​

Answer 1

Step-by-step explanation:

$x + 1 + 20 + 80 + x - 5 = 180 \\ = > 2x + 96 = 180 \\ = > 2x = 180 - 96 \\ = > x = \frac{84}{2} = 42$

Answer 2

2x = 180°+1 -20 -80 +5

2x = 86°

x = 86°/2

x= 43°

HOPE IT HELPS.