500
A triangle is supposed to be translated (x-1, y+3). Alex says that the triangle is supposed to move left 1 and up 3, Melanie says that the triangle is supposed to move right 1, and up 3. Who is correct? Explain.
Alex, x - means you move left, and y+ means you move up. BONUS!!!!! What would the translation notation be for Melanie's answer: left 1 and up 3?
(x________, y __________)