The result when a number divided by 5 is equal to the result when the same number is multiplied by 5. What is the number ?

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?