Drag each expression to the correct location on the table. Not all expressions will be used.
Determine if each expression is equivalent to an expression in the table. Place the expressions that are equivalent in the correct column.
2x + 2y + (2x + y)
4x + 4y - y
2x + 6 + x + 3
2x + 2y + 2x
2x - x + 7x
7x + x + 0 · y
y + 3x - y + 9
5(2x) - 2x