Find the perimeter of the parallelogram with these vertices. (-2, 2), (-2,-2), (6, -1), (6,-5)
Give an exact answer (not a decimal approximation).
Simplify your answer as much as possible.

Which expression gives the exact value of x?

Simplify the algebraic expression 8y-2(y+4)

In 1995 america online had about 3000000 users over the next decade users are expected to increase from a few million to the tens of millions suppose the number of users increased by 150% by the year 2000 how many users will there be in the year 2000