simple math
posted by alley on .
simplify (2x+y)^2
x=2 right?
help please

Since this is not an equation, we cannot determine the value of 2.

I don't know what they mean by simplify here. If you expand it out you get
4x^2 + 4xy + y^2
but that's not simpler, in my opinion. I think the problem as shown is not complete.