John is twice as old as Helen. Subtracting 4 from John's age and then
dividing by 2 gives William's age. If
William is 24, how old is Helen?

During a wright loss challenge your friend goes from 125 pounds to 100 pounds.what was the percent weight loss

Answer 20 points and brainiest ! on the board, your teacher writes an example of how to find the median. one of the numbers is erased, leaving what is shown, 18, 30, 26,12 22. what is the median? a. 10 b. 20 c. 24 d. 28

The domain of the following relation: r: {(3, 5), (8, 6), (2, 1), (8, 6)} is (1 point) no domain exists {1, 5, 6} {3, 8, 2, 8} {2, 3, 8}