Find the coordinates of the image of the point (3,8)(3, 8)(3,8) in the line x+3y−7=0x+3y-7=0x+3y−7=0.
(−1,−4)(-1, -4)(−1,−4)
(1,2)(1, 2)(1,2)
(2,1)(2, 1)(2,1)
(0,0)(0, 0)(0,0)