Réponses

  • Utilisateur Brainly
2013-12-30T11:38:15+01:00
3(x-2)+2x=5x-6

-3(x+2)+5(x-3)=2x-21

(-7+a)x(-4)+6(11-a)+5a=-5a+94

-2(4b-5)-(2+3b)+3(4b-1)
=b+5