Garcia is modeling the equation 5x+(-1) = –2x+6 by using the following tiles: 5 positive x-tiles and 1 positive unit tile to represent 5x + (-1)
2 negative x-tiles and 6 positive unit tiles to represent -2x + 6
Which statement explains Garcia's error?
O Garcia should have used 5 positive x-tiles and 1 negative unit tile to represent 5x + (-1).
O Garcia should have used 2 positive x-tiles and 6 positive unit tiles to represent -2x + 6.
O Garcia should have used 1 negative x-tile and 5 positive unit tiles to represent 5x + (-1), and he should have used 6
positive x-tiles and 2 negative unit tiles to represent -2x + 6.
O Garcia should have used 5 negative x-tiles and 1 positive unit tile to represent 5x + (-1), and he should have used 2
positive x-tiles and 6 negative unit tiles to represent-2x + 6.