JewelH JewelH 01-09-2017 Mathematics contestada PLEASE HELP!!!!!!! WILL GIVE BRAINLIEST!!!!!!! AND RATING!!!! Which equation represents a linear function? y = x - 3 y = [tex] \sqrt{x} [/tex] - 3 y = [tex] x^{3} [/tex] - 3 y = [tex] x^{2}[/tex] - 3