Daily Sudoku Answer 

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R5C6 can only be <2>

R8C4 can only be <7>

R4C5 can only be <7>

R1C7 is the only square in row 1 that can be <7>

R2C2 is the only square in row 2 that can be <6>

R2C3 is the only square in row 2 that can be <2>

R5C5 is the only square in row 5 that can be <5>

R5C3 is the only square in row 5 that can be <7>

R7C8 is the only square in row 7 that can be <7>

R7C2 is the only square in row 7 that can be <5>

R8C3 is the only square in row 8 that can be <4>

R8C8 is the only square in row 8 that can be <5>

Squares R8C2 and R9C3 in block 7 form a simple naked pair. These 2 squares both contain the 2 possibilities <18>. Since each of the squares must contain one of the possibilities, they can be eliminated from the other squares in the block.

R9C1 - removing <8> from <268> leaving <26>

Intersection of column 8 with block 3. The value <8> only appears in one or more of squares R1C8, R2C8 and R3C8 of column 8. These squares are the ones that intersect with block 3. Thus, the other (non-intersecting) squares of block 3 cannot contain this value.

R2C7 - removing <8> from <189> leaving <19>

Squares R2C6 and R2C7 in row 2 form a simple naked pair. These 2 squares both contain the 2 possibilities <19>. Since each of the squares must contain one of the possibilities, they can be eliminated from the other squares in the row.

R2C8 - removing <9> from <389> leaving <38>

Squares R2C6 and R2C7 in row 2 and R8C6 and R8C7 in row 8 form a Simple X-Wing pattern on possibility <9>. All other instances of this possibility in columns 6 and 7 can be removed.

R5C7 - removing <9> from <69> leaving <6>

R9C7 - removing <9> from <1689> leaving <168>

Squares R9C3 and R9C7 in row 9 form a simple naked pair. These 2 squares both contain the 2 possibilities <18>. Since each of the squares must contain one of the possibilities, they can be eliminated from the other squares in the row.

R9C5 - removing <1> from <129> leaving <29>

R9C9 - removing <1> from <169> leaving <69>

Squares R3C2 and R4C2 in column 2 and R3C8 and R4C8 in column 8 form a Simple X-Wing pattern on possibility <9>. All other instances of this possibility in rows 3 and 4 can be removed.

R3C1 - removing <9> from <489> leaving <48>

R3C5 - removing <9> from <1389> leaving <138>

R3C9 - removing <9> from <1349> leaving <134>

Squares R2C8 and R6C5 form a remote naked pair. <38> can be removed from any square that is common to their groups.

R6C8 - removing <3> from <23> leaving <2>

R6C2 can only be <8>

R4C8 can only be <9>

R4C2 can only be <2>

R5C9 can only be <3>

R5C4 can only be <8>

R6C5 can only be <3>

R8C2 can only be <1>

R5C1 can only be <9>

R8C6 can only be <9>

R3C2 can only be <9>

R9C3 can only be <8>

R8C7 can only be <8>

R2C6 can only be <1>

R9C5 can only be <2>

R9C7 can only be <1>

R1C3 can only be <1>

R9C1 can only be <6>

R7C5 can only be <1>

R2C7 can only be <9>

R7C9 can only be <6>

R3C5 can only be <8>

R1C9 can only be <4>

R3C1 can only be <4>

R3C8 can only be <3>

R1C5 can only be <9>

R2C4 can only be <3>

R2C8 can only be <8>

R7C1 can only be <2>

R9C9 can only be <9>

R1C1 can only be <8>

R3C9 can only be <1>

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