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2 × (x-1) = 2 × (-x+1) +
3​


Resposta :

[tex]2\left(x-1\right)=2\left(-x+1\right)+3\\\\x-2=-2x+5\\\\2x-2+2=-2x+5+2\\\\2x=-2x+7\\\\2x+2x=-2x+7+2x\\\\4x=7\\\\\frac{4x}{4}=\frac{7}{4}\\\\x=\frac{7}{4}[/tex]

Resposta final > x = 7/4