Answer:
70
Step-by-step explanation:
Answer:
x = -6
Step-by-step explanation:
That's it. That's the vertical line through (-6, 6).
Literally just the x-coordinate (because it will be parallel to the y-axis, draw it out on a paper if confusion).
Answer:
Step-by-step explanation:
I have no idea
It is given in the question that

And 
can also be written as

Therefore,


That gives,
