What is the y intercept of y= -3-7x

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

Question b of 10which of the following describe an angle with a vertex at a? check all that applyo a. labcов. савd dooo c_baco d. zacb

Factor the polynomial, if possible. if the polynomial cannot be factored, write prime. 9n^3 + 27n^2 – 25n – 75