A sandbox has an area of 25 square feet. The length is 9 1/2 feet. What is the length?

Solve for x, given the equation Square root of x minus 5 + 7 = 11. x = 21, solution is extraneous x = 21, solution is not extraneous x = 81, solution is extraneous x = 81, solution is not extraneous

Mike pays 1500 in sales tax for a 12500 purchase. What is the sales tax percent on the purchase?

Sebastian swam laps everyday in the community swimming pool. he swam for 45 minutes everyday, 5 days each week, for 12 weeks. in that time he swam 1,800 laps. what was his average rate in laps per hour? what do i do? how do i show work?

Solutions for the linear system 5x-2y=-48 and 2x+3y=-23

The average price of items listed on your menu is $4. The average price of all items sold in a week is $3. How can this be true? a. It can't be true b. More lower priced items are sold during the week bringing down the average c.

What is $109.99 plus %7.5 tax?

Find each factor polynomal 3x^3+9x^2

Jason ran 325 meters farther than Kim ran Kim ran 4.2 km how many meters did Jason run estimate to check your answer

Which of the following shows that polynomials are closed under addition when two polynomials 4x + 6 and 2x2 - 8x - 4 are added? Select one: a. 2x2 - 4x + 2 will be a polynomial b. 2x2 - 4x + 2 may or may not be a polynomial c.

Bills pencil was 6 inches long. While doing his homework, Bill used up 1 1/2 inches of his pencil. Then how long was his pencil