Select all expressions that are equivalent to (2n+6)(n+3)

What properties allow transformation to be used as a problem solving tool

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?