Question

Помогите решить систему уравнений

Answer 1

$\left \{ {{2x-y=8} \atop {x-1,5y=11}|*-2} \right.\\\\+\left \{ {{2x-y=8} \atop {-2x+3y=-22}} \right.\\--------\\ 2y=-14\\\\y=-7\\\\x=11+1,5y=11+1,5*(-7)=11-10,5=0,5\\\\Otvet:\boxed{x=0,5;y=-7}$