Réponses

  • Utilisateur Brainly
2014-03-29T17:01:50+01:00
3x+5x = 1/2-3/4
8x = 1/2+3/4
32x/4 = (2/4-3/4)
32x = -1
x = -1/32
2014-03-29T17:02:48+01:00

3x - 0.5 = - 0.75 - 5x

3x = - 0.25 - 5x

8x = - 0.25

x = - 0.25/8