Y 4x 7 y =- 4x 1 July 8, 2019 16 32 64 128 Y 4x 7 y 2x 1 Y 4x 7 y x 1 which of the following is the graph of the given system of equations Y 4x 7 y x 1 Y =- 2x 7 y =- 4x 15 Y =- 4x 7 2y =- 4x 14 Y 4x 15y 6x − 7 y 4x 15y 6x − 7