Check all of the expressions that are equal to the one below.
(-8)•(4+6)

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?

Which of the following expressions cannot be simplified to x – 2?