Find the solution to the following system of equations. b = 2/3 a + 1 3

b = - 1/3 a + 7

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 of the following expressions cannot be simplified to x – 2?

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?