Solve for r. Enter the solutions from least to greatest.
-2x2 – 9 = -107
lesser I =
greater x =

For what values of x is x2 + 2x = 24 true?

What numbers are included in the set of integers? what numbers are not included?

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?