👤
a fost răspuns

rezolvati ecuatia:x∈Z 3(2x-7)-5(3x+1)+4x=8-3(1-x);

Răspuns :

[tex]\displaystyle 3(2x-7)-5(3x+1)+4x=8-3(1-x) \\ 6x-21-15x-5+4x=8-3+3x \\ 6x-15x+4x-3x=8-3+21+5 \\ -8x=31 \\ x=- \frac{31}{8} [/tex]

Alte intrebari