Ecuaciones con productos indicados
4x - (x + 3) = 3 ( x + 1 ) - 2( x - 1 )
4x - (x + 3) = 3 ( x + 1 ) - 2( x - 1 )
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Respuesta:
[tex]4x - (x + 3) = 3(x + 1) - 2(x - 1) \\ 4x - x - 3 = 3x + 3 - 2x - 2 \\ 3x - 3 = x + 5 \\ 3x - x = 5 + 3 \\ 2x = 8 \\ x = 4[/tex]