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The equation of a line which is parallel...

The equation of a line which is parallel to the line common to the pair of lines given by `6x^2-x y-12 y^2=0` and `15 x^2+14 x y-8y^2=0` and at a distance of 7 units from it is `3x-4y=-35` `5x-2y=7` `3x+4y=35` `2x-3y=7`

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