Réponses

  • Utilisateur Brainly
2014-09-04T18:54:29+02:00
A) 7 * x = 7x
b) 5x * 2 = 10x
c) 7x * 3/2 = 21x/2
d) -x/3 * 6/5 =  -6x/15
e) 7x * 3 = 21x
f) 2x/5 * 6 = 12x/5