✓ Mathematica : cpu = 0.0140484 (sec), leaf count = 22
DSolve[-3*y[x] - (-2 + x)*Derivative[1][y][x] + (-2 + x)^2*Derivative[2][y][x] == 0,y[x],x]
✓ Maple : cpu = 0.011 (sec), leaf count = 19
dsolve((x-2)^2*diff(diff(y(x),x),x)-(x-2)*diff(y(x),x)-3*y(x)=0,y(x))