) For the pairs of lines defined by the following equations indicate with an "I" if they are identical, a "P" if they are distinct but parallel, an "N" (for "normal") if they are perpendicular, and a "G" (for "general") if they are neither parallel nor perpendicular. 3x+4y+5= 0 and 6x + 8y + 10 = 0. 3x+4y+5= 0 and 3x+4y+ 7 = 0. 3x+4y+5= 0 and 3x+5y+7=0. 4x+3y+5= 0 and 3x+4y+ 7 = 0.