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rezolvati ecuatia x-1supra 2 +2x+1supra 3 =1-2x+1supra6

Răspuns :

/=supra,fractie

(x-1)/2+2x+1/3=1-(2x+1)/6
numitor comun =6

3(x-1)+12x+2=6-(2x+1)
3x-3+12x+2=6-2x-1
15x-1=5-2x
15x+2x=5+1
17x=6
x=6/17