5m Zen
1 5x 4y
1 5x 4y pictures 5
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1 5x 4y
5x 1 4y 7
3y 4y 5x 1 5
1 4y 3 u003d- 5x
5x 4y 1 y 1 x
x-2yu003d1 5x-4yu003d-23
2x 6y 1 5x 4y 31
y 2x 1 5x 4y 1
2x 3y 1 5x 4y 14
1 5x 4y
1 5x 4y 8 0
