5 Réduis les expressions le plus possible.
Exercice corrigé. Réduis A = 5x + 2x et B = 4x - 9x. Correction. A = 5x+2x= 7x ... C = 13d 7d 6d. G = 48d - 12d = 36 d. = ****. D = 45g - 22g = 23g.
Exercice corrigé. Réduis A = 5x + 2x et B = 4x - 9x. Correction. A = 5x+2x= 7x ... C = 13d 7d 6d. G = 48d - 12d = 36 d. = ****. D = 45g - 22g = 23g.