6 5y 8 =- 2 July 8, 2019 16 32 64 128 3x 5y 8 2x 3y 6 2 (- 5y 6 )+( 2y 8 5y 8 2y 6 30x 5y 6 6x 2y 8 8 2y 6 )- 5y 37 2x 5y 8 2x 2y 6 2 6 5y 8 3 2y 0 1 5y+6 8=30 3 2 5 6 8 = 1 5 y 8 6y-2 6y=4 2 5) 6y - 2 8 = 2 5y