Respuesta :

ronhagrid310

Answer:

-3/7 - (-2/3) = 2/3-3/7 = 14-9/21 = 5/21

Answer:

[tex]-\frac{3}{7}-(-\frac{2}{3})=\\ \\=-\frac{9}{21}+\frac{14}{21}\\ \\=\frac{14-9}{21}\\[/tex]

[tex]\frac{5}{21}[/tex]

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