Matching Pairs MONOMIOS IIOnline version Elimina el paréntesis y simplifica by Paloma Díez Ferrero 1 (7x^2 + 3) - (5x^2 - 2)= 2 x^2 -(3x -x^2)= 3 (5x^2 - 4x) - (2x^2 + 2x)= 4 (4x^2 - 5) - (2x^2 + 2)= 5 3x - (x -x^2)= 6 5x - (2x - 3x^2)= 7 5x^2 -(2x + x^2)= 8 (x^2 + x) + (3x + 1)= 3x^2 + 3x 2x^2 - 3x x^2 + 4x + 1 3x^2 - 6x 4x^2 - 2x 2x^2 - 7 2x + x^2 2x^2 + 5