Question

if an angle is equal to twice supplement by 30° find the angle​

Answer 1

Let the angle be x

It's supplementary= (180-x)°

(x+30)°= 2x (180-x)°

(x+30)°= 360°-2x

(x+2x) = (360-30)°

3x. =330°

【x. = 110°]

I hope it will you.....