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4x 4 5x 2 1 0
4x 4 5x 2 1 0 pictures 5
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4x 4 5x 2 1 0
5 0 4x 1 2 )+ 4 0 5x 0 25y
2 4 *( 5x 1 )u003d- 3 *( 4x 0 8
1 6 7 5x )+ 4 2 0 4x )u003d 0
4x 4 5x 2 1 0