A certain television is advertised as a 21-inch TV (the diagonal length). If the height of the TV is 13 inches, how wide is the TV? Round to the nearest tenth of an inch.

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2