The answer should actually be option B)
hope this helped and please vote me brainiest
Answer:
x = 126°
Step-by-step explanation:
x + 54 = 180°
x + 54 - 54 = 180 - 54
x = 126°
False x is an angle Answer
Answer:
x = -7
Step-by-step explanation:
To find the value of x, you need to set up a proportion:
= 
Then cross multiply:
15x - 15 = 18x + 36
Then subtract 15x from both sides:
-15 = 3x + 36
Subtract 36 from both sides:
-51 = 3x
Finally, divide both sides by 3:
x = -7
Answer:
Step-by-step explanation:
x=22.5 degrees