Question 107419
multiply first equation by 2
    2x-8y=-46
    (2x+3y)-(2x-8y)=9-(-46)
     2x+3y-2x+8y=55
     11y=55
       y=5
      sub y into the first equation in your question we get
        x-4(5)=-23
       x-20=-23
       x=-3