Factor 5x4 - 30x2 - 135. A. 5(x - 3)(x + 3)(x 2 - 3)
B. 5(x - 3)(x + 3)(x 2 + 3)
C. 5(x 2 + 9)(x 2 - 3)

What is the solution of sqrt x+2-15=-3

Turner's mom measured his room to see how long the wallpaper border needed to be. if two walls are 15 feet long and two walls are 12 feet long, how long should the strip of border be cut?

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?