Answer:
x = 60°
2x = 120°
Step-by-step explanation:
A straight line = 180°
we are given supplementary angles (sum up to 180°)
so 2x + x = 180°
3x = 180° combine like terms, x
3x / 3 = 180° / 3 divided both sides by 3 to get x alone
x = 60°
and the 2x angle is 2(60°) = 120° by plugging x in
Let me know if you have any questions, Happy to help !
