4x-3y=-31
9x+5y=-11
y=-1.8x-2.24x-3y=-31
4x-3*(-1.8x-2.2)=-31
4x+5.4x+6.6+31=0
9.4x+37.6=0
x=-37.6/9.4
x=-49x+5y=-11
9*(-4)+5y=-11
-36+5y+11=0
-25+5y=0
y=25/5
y=5
4x-3y=-31
9x+5y=-11
9x+5y=-11
y=-1.8x-2.2
4x-3y=-31
4x-3*(-1.8x-2.2)=-31
4x+5.4x+6.6+31=0
9.4x+37.6=0
x=-37.6/9.4
x=-4
9x+5y=-11
9*(-4)+5y=-11
-36+5y+11=0
-25+5y=0
y=25/5
y=5