1) evaluate 5x^3 + 2 for x = -1.
2) simplify -|-5 + 2|.
3) simplify 6x + 6 + 5x - 8.
4) simplify 6 - (-2) - 3(-5).
5) how many terms are in the expression shown below?
x^2 - 10xy + 3y + y^2 - 1

What is the percent of increase for a population that changed from 438,000 to 561,000

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square