Combining Like Terms Review

Choose the expression that represents the ORIGINAL expression shown on the mat

• $3+x^2+x^2+y^2+y^2+x+x+y+y$

• $3+xy^2+xy^2+xy+xy$

• $3+x^2x^2+y^2y^2+xx+yy$

Now choose the expression that represents the SIMPLIFIED expression shown on the mat. Build the expression with Algebra tiles if needed.

•  $3+x^4+y^4+2x+2y$ 

•  $3+2xy^2+2xy$ 

•  $3+2x^2+2y^2+2x+2y$ 

Choose the simplified expression for this set of tiles. Build the expression with Algebra tiles if needed.

• $5+x+x+x^2+x^2+y$

• $5+x^2+x^4+y$

• $5+4x+y$

• $5+2x+2x^2+y$

Simplify the Expression Mat by making zeros. Build the expression with Algebra tiles if needed.

• $2$

• $x+2$

• $x+4$

• $4$

 $2xy+5x+2+3y+xy+x+4$  

Simplify the expressions by combining like terms. Build the expression with Algebra tiles if needed.

•  $2xy+5x+3y+4$  

•  $3xy+6x+3y+6$  

•  $12xy+6$  

 $5x-\left(-3x+2\right)$  

Simplify the expressions by combining like terms. Build the expression with Algebra tiles if needed.

•  $2x+2$  

•  $2x-2$  

•  $8x+2$  

•  $8x-2$  

 $4x^2-7x+3+2x^2-2x-5$  

Simplify the expressions by combining like terms. Build the expression with Algebra tiles if needed.

•  $6x^2-9x-2$  

•  $6x^2+9x+8$  

•  $6x^2-9x+8$  

•  $6x^2+5x+2$  

Which of the following expressions represent the Expression Mat above? Check all that apply.

•  $2x-3-\left(x+1\right)$  

•  $x-4$  

•  $2x-3-x+1$  

•  $x-2$