Answer:
(6)=120°
(10)=72°
(20)=36°
Step-by-step explanation:
(n-2)×180°
(6-2)×180°=720°
6÷720°=120°
10÷720°=72°
20÷720°=36°
B It’s the one that makes sense
10 cancels out so its 5/3 :) Rate Me plz <span />
An equation would be y=-1x-1!
I hope this helped! Brainliest? :) -Raven❤️
6y + 12 = 3y - 3
Subtract 3y on both sides
3y + 12 = -3
Subtract 12 on both sides
3y = -15
Divide by 3 on both sides
y = -5
