Which best describes the inventor of a triangle?

Which matrix can be multiplied to the left of a vector matrix to get a new vector matrix ?

Do 12/14 and 8/10 have the same value? explain your answer.

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?