5m Zen
5x 2 7 12x x 3
5x 2 7 12x x 3 pictures 5
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5x 2
5x 2 7 12x x 3
4 2 3 x )+ 5x 7 12x 19
3 5x 8 )u003d- 2 (- x 7 )- 12x
5x 2 7 12x x 3
