Relacionar Columnas Parallel & Perpendicular LinesVersión en línea Match pairs of lines that are parallel or perpendicular. por Malcolm Fraser 1 3y - 15x = 9 2 y = 10x 3 16y + 2x = 9 4 12 = 12x - 3y 5 0.25x + 0.5y = 4 6 y = 6x + 4 7 y - 7x = 14 8 7y - 21x - 9 = 0 9 y = 11x - 7 10 2y -10 = 18x 6y + x = 12 10y = 90 - x 6y - 30x + 12 = 0 7y = 56x + 49 3y = 27x + 11 4y + x = 8 12y = 36x + 3 4y -8 = 44x 2y = 14x - 12 2y = 4x + 8