Step-by-Step Solution

for Wednesday 25th September Tricky

For row 7, number 9 is only possible in cell (8,7)

Single Position

For row 2, number 4 is only possible in cell (6,2)

Single Position

For row 4, number 2 is only possible in cell (5,4)

Single Position

For row 4, number 3 is only possible in cell (7,4)

Single Position

For row 2, number 3 is only possible in cell (9,2)

Single Position

For row 4, number 4 is only possible in cell (3,4)

Single Position

For row 9, number 5 is only possible in cell (7,9)

Single Position

For column 7, Number 7 is only possible in cell (7,6)

Single Position

For column 8, Number 7 is only possible in cell (8,8)

Single Position

For column 7, Number 1 is only possible in cell (7,3)

Single Position

For row 1, number 5 is only possible in cell (8,1)

Single Position

For row 1, number 2 is only possible in cell (3,1)

Single Position

For row 2, number 2 is only possible in cell (8,2)

Single Position

For box 3, Number 8 is only possible in cell (8,3)

Single Position

For row 6, number 5 is only possible in cell (9,6)

Single Position

For column 9, Number 8 is only possible in cell (9,5)

Single Position

For row 5, number 5 is only possible in cell (6,5)

Single Position

For row 8, number 5 is only possible in cell (1,8)

Single Position

For blocks 1 and 4, candidates for 7 are all in the same two columns (1 and 2)

Double Pairs

X-Wing in columns for 1.

X-Wings

For box 5, Number 1 is only possible in cell (5,6)

Single Position

Number 4 is the only value possible in cell (5,9).

Single Candidate

Number 2 is the only value possible in cell (4,9).

Single Candidate

Number 6 is the only value possible in cell (4,8).

Single Candidate

Number 9 is the only value possible in cell (4,3).

Single Candidate

Number 1 is the only value possible in cell (3,8).

Single Candidate

Number 2 is the only value possible in cell (9,8).

Single Candidate

Number 1 is the only value possible in cell (9,7).

Single Candidate

Number 7 is the only value possible in cell (6,7).

Single Candidate

Number 6 is the only value possible in cell (3,7).

Single Candidate

Number 8 is the only value possible in cell (3,6).

Single Candidate

Number 3 is the only value possible in cell (4,6).

Single Candidate

Number 8 is the only value possible in cell (4,1).

Single Candidate

Number 6 is the only value possible in cell (6,1).

Single Candidate

Number 3 is the only value possible in cell (5,1).

Single Candidate

Number 9 is the only value possible in cell (7,1).

Single Candidate

Number 6 is the only value possible in cell (7,2).

Single Candidate

Number 8 is the only value possible in cell (1,2).

Single Candidate

Number 9 is the only value possible in cell (2,2).

Single Candidate

Number 8 is the only value possible in cell (6,4).

Single Candidate

Number 4 is the only value possible in cell (4,5).

Single Candidate

Number 6 is the only value possible in cell (5,5).

Single Candidate

Number 1 is the only value possible in cell (8,5).

Single Candidate

Number 6 is the only value possible in cell (8,4).

Single Candidate

Number 1 is the only value possible in cell (1,4).

Single Candidate

Number 7 is the only value possible in cell (1,5).

Single Candidate

Number 6 is the only value possible in cell (1,3).

Single Candidate

Number 7 is the only value possible in cell (2,3).

Single Candidate

Number 3 is the only value possible in cell (2,5).

Single Candidate

Number 6 is the only value possible in cell (2,6).

Single Candidate

Number 2 is the only value possible in cell (2,7).

Single Candidate

Number 4 is the only value possible in cell (2,8).

Single Candidate

Number 8 is the only value possible in cell (2,9).

Single Candidate

Number 7 is the only value possible in cell (3,9).

Single Candidate

Number 1 is the only value possible in cell (6,9).

Single Candidate