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Rezolvati -->
X*7+6=(X-2)*11


Răspuns :

7x + 6  = 11x  - 22 
6  + 22 = 11x  - 7x 
 4x = 28 
x = 28 :4 = 7 
[tex]x*7+6=(x-2)*11 \\ 7x+6=11x-11*2 \\ 7x+6=11x-22 \\ 7x-11x=-22-6 \\ -4x=-28 \\ x= \frac{-28}{-4} \\ x=+7[/tex]