What equation does this set of algebra tiles represent?
x
x
x
x
x
x
1
1
=
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Combine like terms on each side of the equation. For example, write 3 instead of 1 + 1 + 1.