5m Zen
4x 2y 2x 4
4x 2y 2x 4 pictures 5
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4x 2y
4x 2y 2x 4
2x y 4 4x 2y 8
2x 0 4x 2y 4 2
4x 2y 8 y u003d- 2x 4 substitution
2x y 6 4x 2y 4 solve graphically
2x 5y 14 4x 2y u003d- 4
4x 2y 4 2x 7y 8
2x y 6 4x 2y 4 by substitution
2x y 6 4x 2y 4
2x y 6 4x 2y 4 graph
4x 2y 2x 4