SHANA8145 SHANA8145 Mathématiques Answered Exercice 2 : Calculer a) 4x (+3) b) -3 *(+5) c) -10 (-3) d) 10 -2 e) -10 -5 f) - 20 4 g) -1 * (-9) h)7 * (-2) i) -5x5