Answer:
x + 2x + (x - 45)
Step-by-step explanation:
seamus is x
aime is twice seamus so multiply x by 2
shane did it 45 less than seamus so subtract by 45
It makes a zig zag across the graph so i think none of the above
Answer:
x = -8
Step-by-step explanation:
16+6-6x-4=-7x+3+7
Combine like terms
18 -6x = -7x+10
Add 7x to each side
18-6x+7x = -7x+7x+10
18+x = 10
Subtract 18 from each side
18+x-18 = 10-18
x = -8
The opposite angles theorem says that the opposite angles are equal. Thus:

Answer: The equation that made true the opposite angles theorem is the one that is at letter B.