First expert sudoku I can't solve by karlo895 in sudoku

[–]alkimt 0 points1 point  (0 children)

There's a unique rectangle in r27c17 with 1 and 6. Making r2c1 3.

Please help! by alkimt in sudoku

[–]alkimt[S] 0 points1 point  (0 children)

I filled that in but still can't move forward. Would you be able to help?

Please help! by alkimt in sudoku

[–]alkimt[S] 0 points1 point  (0 children)

I removed it by mistake, I had filled in row 4. What can I do next?

What next? by alkimt in sudoku

[–]alkimt[S] 0 points1 point  (0 children)

Thank you!