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a fost răspuns

Coronita!Rezolvati in Q ecuatia 3x + 2(x-1)=7x-3

Răspuns :

3x + 2x -2 -7x +3 = 0
5x - 7x + 1 = 0
-2x = 1
x = 1 / (-2)




AndreeaAnamaria11
3x+2(x-1)=7x-3 3x+2x-2=7x-3 5x+2=7x-3 -2+3=-5x-7x 1=-2x x=1/(-2)