I need this answered by the end of the day need to pass this quiz.

Aportion of a line bounded by two points is defined as

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

What are the solutions of the system? y = x^2 + 2x +3y = 4x - 2a. (-1, -6) and (-3, -14)b. (-1, 10) and (3, -6)c. no solutiond. (-1, -6) and (3, 10)