5m Zen
2x 3y 6x 9y
2x 3y 6x 9y pictures 5
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2x 3y 6x
2x 3y 6x 9y
6x 9y 16 2x 3y 7
2x 3y 6 6x 9y 9
2x 3y 7 6x 9y 21
2x 3y 6 6x 9y 18
2x 9y u003d- 7 6x 3y 9
simplify 6x+9y+2x-3y
2x 3y 8 6x 9y 17
2x 3y 7 6x 9y 11 by substitution method
2x 3y 5 6x 9y 15
2x 3y 6x 9y
