Question

Помогите Решите на множестве R*R систему уравнений. 2x-3y=-1 5x+6y=11

Answer 1

$\left \{ {{2x-3y=-1} \atop {5x+6y=11}} \right. \\ \left \{ {{4x-6y=-2} \atop {5x+6y=11}} \right. \\ \left \{ {{-6y=-2-4x} \atop {9x=9}} \right. \\ \left \{ {{-6y=-6} \atop {x=1}} \right. \\ \left \{ {{y=1} \atop {x=1}} \right.$