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1 2x 2 3 x 1 5
1 2x 2 3 x 1 5 pictures 5
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1 2x 2 3 x 1 5
2x x 2 1 3 16 x 2 1 5
1 3 2x 1 5 1 3 x 2 0
1 3 2x 1 )- 1 2 x 1 )u003d 5 6
solve x 1 2 x 3 5 2x 1 3
3 x 1 )+ 2 2x 3 )u003d 5 x 1 )+ 8
2 5 2x 3 )+ 1 3x 11 5 x 1 5
4 2x 1 )- 2 x 5 )u003d 5 x 1 )+ 3 verify
1 2x 3 2 x 1 )- 1 4 5
7 x 2 )+ 5 3 2x 1 )+ 1
1 2x 2 3 x 1 5