Question

-3x-8y=27
8y-x=25

помогите решит

Answer 1

$\left \{ {{-3x-8y=27} \atop {8y-x=25}} \right. \left \{ {{-4x=52} \atop {8y-x=25}} \right. \left \{ {{x=-13} \atop {8y=12}} \right. \left \{ {{x=-13} \atop {y=\frac{3}{2}}} \right.$