5y 6 2y 1 July 8, 2019 16 32 64 128 5y 6 18 2y 5y 6 3x 2y slope of 1 5y 10 2y 6 2y 5 3 5y 6 10 Is 2x 5y 6 and 5x 2y 10 parallel 28x 5y 8z 6 4x 2y 12z 4 6x 5y 9 3x 2y 6 =- 1 5y 3 2y 6 )= 2 3y 10