-3x-5=16
-3x-5(+5)=16+5
-3x=21
-3x/-3=21/-3
x=-7
-4(y-2)=12
-4y+8=12
-4y=4
y=-1
8.88=4.44(x-7)
8.88=4.44x-31.08
39.96=4.44x
9=x
5(y+2/5)=-13
5y+2=-13
5y=-15
y=-3
Bob-Joe-Sam, Sam-Joe-Bob, Bob-Sam-Joe, Sam-Bob-Joe, Joe-Bob-Sam, Joe-Sam-Bob
Hope this helps
I round the answer to the second digit and get 18.33