Răspunsuri

  • Utilizator Brainly
2014-03-03T17:40:54+02:00
X+20%x=432 ⇒ x+x/5=432 ⇒ 6x=2160, x=360 lei (pret initial)
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Cel mai inteligent răspuns!
2014-03-03T17:41:15+02:00
X- pret initial
x+20x/100=432
x+x/5=432
5x+x=2160
6x=2160
x=360
1 5 1