Which inequality has a solution set of {x| x > 3 or x < -3}?
a. |2x| < 6
b. |2x| < _ 6
c. |2x| > _ 6
d. |2x| > 6

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =

Given the numbers 6, 8, 10, and 20, what number when added would make the average of all five numbers 12? 1. (4) 2. (10) 3. (16) 4. (22) 5. (28)