Respuesta :

Answer:

This is basic algebra

[tex]\frac{-5}{7} + x =\frac{-2}{3} \\x=\frac{-2}{3} + \frac{5}{7} \\x = \frac{-14 + 15}{21} \\x = \frac{1}{21}[/tex]

Hope that answers your question

Step-by-step explanation:

Answer:

1/21

Step-by-step explanation:

I think this is right, but don't quote me on this.