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4-3 x (x-2) =x-2 x(x+1)

Răspuns :

[tex]\displaystyle 4-3(x-2)=x-2(x+1) \\ 4-3x+6=x-2x-2 \\ -3x-x+2x=-2-4-6 \\ -2x=-12 \\ x= \frac{-12}{-2} \\ x=6[/tex]
Icecon2005
4-3 × (x-2) =x-2 ×(x+1) 4-3x+6 =x-2x-2

10+2=x-2x+3x

12=2x

x=12:2

x=6

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