Sagot :
Réponse :
5(x + 4) = 5 * x + 5 * 4 = 5x + 20
-3(x - 2) = -3 * x - 3 * -2 = -3x + 6
-4(5x - 1) = -4 * 5x - 4 * -1 = -20x +4
Réponse :
5(x + 4) = 5 * x + 5 * 4 = 5x + 20
-3(x - 2) = -3 * x - 3 * -2 = -3x + 6
-4(5x - 1) = -4 * 5x - 4 * -1 = -20x +4