In questions 1 through 3, decide if the lines are parallel, perpendicular, or neither. 1. 2x+3y=15 and 3x-2y=-14 2. 2x-3y=3 and 3x-2y=-14 3. 2x+3y= 15 and 2x+3y=-9 4. Find the equation of a line parallel to y=x-2 that passes through the point (10,-5). 5. Find the equation of a line parallel to 2x-7y=14 that passes through the point (7,2). 6. Find the equation of a line perpendicular to y=x+17 that passes through the point (-15, 4). 7. Find the equation of a line perpendicular to 5x+3y= 0 that passes through the point (10, 7).