Eleelena12 Eleelena12 23-03-2015 Matematică a fost răspuns rezolvati in R ecuatiile : 3x+4=2x-1 , 3(x+1)-x=x+1 VA ROGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG!!!!!!!!!!!!!!!!!!!!!!