If you post your questions we could help
Answer:
2x=-7y not sure tho just guessping probably wrong sorry
Step-by-step explanation:
Answer: A probability of 1 means the event is certain to happen. A probably of zero means the event is certain not to happen.
Answer:
Formula: (x^2 -h) +(y^2 -k)=r^2
The number on the right side of the = is the radius of the circle squared.
(h,k) is the center of the circle.