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ShakeStar2000
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(12+X)+14=4*X-4. Ajutati-ma!!!!

Răspuns :

Bettsy
12+x + 14 = 4x -4
x - 4x = -4-12-14
-3x = -30
x =[tex] \frac{-30}{-3} [/tex]
x=10
[tex]\displaystyle (12+x)+14=4x-4 \\ 12+x+14=4x-4 \\ x-4x=-4-12-14 \\ -3x=-30 \\ x= \frac{-30}{-3} \\ x=10[/tex]

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