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6x 1 2 2x 7
6x 1 2 2x 7 pictures 5
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6x 1 2 2x 7
5 2x 2 1 6x 2 7 12
6x 1 2x 2 u2264 7
1 2x 2 3x 7 6x 1 2x x
2x 5 6x 7 u003d- 2 2x 1
7 2x 1 )- 11 u003d- 2 6x
1 2x 2 7 6x 1 3
2x 2 7 6x 1 7x 6x 2 1
7 2x 2 )- 9 (- 1 6x
6x 1 2 2x 7
