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Play Matching Pairs

-5ax -3ay; 8az -5ax; 4ay + az

19 ac - 25 ab + 40 bc; -31bc - 15ac + 21 ab

5ax + 3ay; 8az - 5ax; -4ay + az

10x - 8y - 13z; -12x + 13y - 7z

-10x - 4y - 8z; -9y + 7x - 5z

21ab - 15 ac - 31 bc ; 19 ac -25 ab +40 bc

-5ax - 3ay; 8az + 5ax; - 5ay - az

-7x + 9y -5z; 10x -4y +8z

-10 x + 5y - 8z ; - 7x + 7y - 5z

20 ab + 15 ac + 31bc ; - 17 ac - 15 bc - 17 ab

- 2x + 5y - 20 z

4ac - 4ab + 9bc

3x + 5y + 3z

-17 x + 12 y - 3z

-3x -13y -13z

-ay + 9az

- 4 ab + 4 ac + 9 bc

-10 ax + ay + 9 az

- 8ay + 7az

3 ab + 16 bc - 2ac