Question

Реши систему уравнений {2k=13k+m=−9

{k=
m=
​

Answer 1

$\left \{ {{2k=13} \atop {k+m=-9}} \right. \\\\\left \{ {{k=13:2} \atop {m=-k-9}} \right.\\\\\left \{ {{k=6,5} \atop {m=-6,5-9}} \right.\\\\\left \{ {{k=6,5} \atop {m=-15,5}} \right.\\\\Otvet:\boxed{(6,5 \ ; \ -15,5)}$