Question

Реши систему уравнений {−0,5k=3
{k+m=−9

{k=
{m=

Answer 1

$\left\{\begin{array}{l}-0,5k=3\\k+m=-9\end{array}\right\; \; \left\{\begin{array}{l}k=-6\\-6+m=-9\end{array}\right\; \; \left\{\begin{array}{ccc}k=-6\\m=-3\end{array}\right\\\\\\Otvet:\; \; (-6\, ;\, -3)\; .$