Exam Maths Puzzle Co-ordinate geometry

Find the equation of the line that passes through the point (1,3) and is perpendicular to the line 2x+3y+5=0

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Tom is 4 years older than Jerry. 9 years ago tom was 5x as old as Jerry was then. How old are they now? Find the equation of the line that passes through the point (2,-1) and is parallel to the line 2x+7y=5