Answer:The correct answer is -4,-9.He said it was -9,-4.
Explanation:
a)First, solve and regroup11=y-5xy=11+5x.Plug in:6x-2(5x+11)=-66x-10x-22=-6-4x-22=-6.-4x=16x=-4.Plug it: y=11+5(-4)y=11-20y=-9.x,y=-4,-9.b) The error Tim made is that he confused the x and y.