Matching Pairs SUMA Y RESTA DE MONOMIOSOnline version Suma y resta de monomios by Paloma Díez Ferrero 1 -5x^2 y^2 z - (-x^2 y^2 z)= 2 5x^4 - 2x^2 - 3x^2= 3 2x + 3x = 4 7a + 5a + 3a= 5 2xy + 4xy - 8xy= 6 2xy - 2x + 2y= 7 -4ab + 2ab = 8 17x ^2 - 4x ^2= -2ab 15a 2xy - 2x + 2y -4x^2 y^2 z 5x 13x^2 -2xy 5x^4 - 5x^2