Question

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

Answer 1

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