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Rezolvati in R ecuatia:9(x-3)-4(7-3x)=5-3x

Răspuns :

[tex]9(x-3)-4(7-3x)=5-3x \\ 9x-27-28+12x=5-3x \\ 21x-55=5-3x \\ 24x=60 \\ x= \frac{60}{24}^{(12} \\ \boxed{x= \frac{5}{2} } [/tex]