Question-4: a) Write down the equation of the line passing through (5,7) and perpendicular to: 3x+2y=7 b) A, B and M are three points such that M is the midpoint of AB. The coordinates of A and B are (5, 7) and (-5, -1) respectively. Find the coordinates of M. Write down the equation of the line passing through (3,-2) and parallel to:

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