Natalie buys organic almonds priced at $12 from the grocery store. How much did she pay the cashier if she received $8 in change.

Ahigh definition tv cost $800 with a down payment of 2/5 of the cost. how much is left to pay, in dollars after the down payment has been made?

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

Write the equation in general quadratic form: plz !