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(4x²-3y+2x)-(4x+6y-5x²)-(9x²-7y-3x)

Răspuns :

(4x²-3y+2x)-(4x+6y-5x²)-(9x²-7y-3x)
4x
²-3y +2x -4x-6y+5x²+9x²-7y-3x
(Acum calculăm termenii asemenea)
18x²-16y-5x