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Rezolvati ecuatiile in N
9(4x-3)-7(3x+5)=5(3x+10)-4(2x+15)-4
Ajutorrr

Răspuns :

Alinabalan39
36x-27-21x-35=15x+50-8x-60-4
15x-62=7x-14
15x-7x=62-14
8x=48
x=6

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