Modeling Expressions with Algebra Tiles

Look at the model. Simplify the expression it represents by adding like terms.

• 3x + 6

• 3x - 6

• 2x + 4

• 2x + 7

Look at the model. Simplify the expression it represents by adding like terms.

• 5x - 1

• 4x + 5

• 4x + 6

• 6x - 1

Look at the model. Simplify the expression it represents by adding like terms.

• 4x + 5

• x + 2

• 2x + 7

• 4x + 5x

Look at the model. Simplify the expression it represents by adding like terms.

• -x + 3

• -3x + 6

• 3x + 6

• x - 3

Look at the model. Which of the following algebraic expressions could it represent?

• 2x + 5 + 4x + 4

• 2x + 3 + 4x + 3

• 3x + 3x

• 2 + 4

Look at the model. Which of the following algebraic expressions could it represent?

• 3x - 2 - 1 + 6

• 3x - 2 - 1 + 6x

• 3x - 2 - x + 6x

• 3x + 2x - x - 6

Look at the model. Which of the following algebraic expressions could it represent?

• 9x

• 3x + 8

• -2 + 2 - x + 4

• -2 + 2x - x + 4

Look at the model. Simplify the expression it represents by adding like terms.

• 6x + 3x

• 3x + 5

• 3x + 6

• 2x + 1

Which expression is shown here?

• 3x + 2 + 2x + 6

• 3x + 2x + 2x + 6x

• 3 + 2 + 2 + 3

Simplify.

• 10 + 6x

• 6x + 10x

• 16x

• 8x + 3