15. Let the coordinate axes is shifted as well as rotated in such a way that new x axis is along the line 3x-4y+10 =0 and new y axis is along 4x+3y+20=0. If old coordinates of point P is (5,5) then new coordinate of P can be
A(a) (-11, -1) (B) (11,1) (C) (11, -1) (D) (-10,1)
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