# Empty Set

Level pending

Consider two sets \begin{align} A &= \left \{ (x, y)\mid -2x-y=2 \right \}, \\ B &= \left \{ (x, y)\mid (c+5)x+3y=10 \right \}. \end{align} If $$A \cap B=\emptyset$$, what is the value of the constant $$c?$$

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