Answer:
C
Step-by-step explanation:
A parabola is set of all points in a plane which are an equal distance away from a given point and given line. The point is called the focus of the parabola and the line is called the directrix.
When multiply terms with exponents, simply add the exponents.

Hope this helps!
Answer:
Y = -1/2x + 7/2
Step-by-step explanation:
slope = -1/2
i think that is C i had that one but i forget
hope that help
BMK