What is the sum of 9 and -9? A. -18 B.18 C.0

Me. i need an answer asap. , you! select the correct answer from each drop-down menu. simplify the given polynomial and use it to complete the statement. the polynomial simplifies to an expression that is a blank with a blank degree of blank .

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

The graph of f(x), shown below, resembles the graph of g(x) = x2, but it has been changed somewhat. which of the following could be the equation of f(x)?