5m Zen
4x 3y 2x 5y 12 19
4x 3y 2x 5y 12 19 pictures 5
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4x 3y 2x
4x 3y 2x 5y 12 19
4x 2 3y 2 2x 2 5y 2 12 19
(4x-3y) (2x + 5y) u003d 12 19 then x y
4x 3y 2x 5y 12 19
