Simplify (-x+3)+(-11x2-8+ 12x)

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

Tatiana wants to give friendship bracelets to her 32 classmates. she already has 5 bracelets, and she can buy more bracelets in packages of 4. write an inequality to determine the number of packages, p, tatiana could buy to have enough bracelets.