5m Zen
4x x 3 9
4x x 3 9 pictures 5
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4x x 3 9
7 1 4x x 9 3 8
9 x 8 3 4x 12
3 x 4 )u003d 4x 9
3 x 2 4x 9
x 9 4x u003d- 3x 3
4x 5 7x 3 )u003d 9 x 5
f x )u003d- 4x x 3 )- 9
4x x 3 9
4x x 3 9 4x 6 simplified
4x x 3 9 4x 6
