PLEASE HELP I HAVE LIKE 5 MINUTES solve the following: A number decreased by 4 is greater than 13. Write your answer in Set-Builder Notation.

The first few steps in solving the quadratic equation 9x2 + 49x = 22 ? 5x by completing the square are shown. 9x2 + 49x = 22 ? 5x 9x2 + 54x = 22 9(x2 + 6x) = 22 which is the best step to do next to solve the equation by completing the square? 9(x2 + 6x + 3) = 25 9(x2 + 6x + 3) = 49 9(x2 + 6x + 9) = 31 9(x2 + 6x + 9) = 103

How do you find the circumfrance of a circle?

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?