What is the center of the circle that has a diameter whose endpoints are (2, 7) and (-6, -1)?

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Which equation represents the model shown? a)1/3 divide 1/6 = 2 b)2/3 divide 1/6 = 2/18 c)1/3 divide 1/6 = 1/18 d)2/3 divide 1/6 =4

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. after tax the total is 45.99. what percentage of the subtotal is the total?