1.

Let A, (2,-3) and B (-2, 1) be the vertices of a triangle ABC. If the centroid of this triangle moves on the line \[2x+3y=1,\] then the locus of the vertex C is the line

A. \[2x+3y=9\]    
B. \[2x-3y=7\]
C. \[3x+2y=5\]    
D. \[3x-2y=3\]
Answer» B. \[2x-3y=7\]


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