Abookkeeper needs to post the cost of a desk and chair into his records . the cost of the desk was fives times the cost of the chair. the total cost of both the desk and the chair was $720 .what was the cost of the desk?

You invested $5000 between two accounts paying 4% and 9% annual interest, respectively. if the total interest earned for theyear was $350, how much was invested at each rate? $was invested at 4% andwas invested at 9%.

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

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