Evaluate 16x^0 if x= -3

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

Twelve less than a number is at most 20

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?