What expression does this set of algebra tiles represent?
+
1
1

xx
1
1
1
1
Combine like terms. For example, write 3 instead of 1 + 1 + 1.

What expression does this set of algebra tiles represent 1 1 x xx 1 1 1 1 Combine like terms For example write 3 instead of 1 1 1 class=