Algebra Tiles with Expressions

What is the simplified expression represented by the algebra tiles shown?

• 3x + 5

• x + 4

• -2x + -1

• 3x + -2x + 5 + -1

Which mat is greater? HINT: You may want to draw it out or make a table to simplify.

• Mat A

• Mat B

• They are equal

• We can't tell

What action should be written in the box outlined in blue?

HINT: Draw the tiles to double check.

• add 4 to both sides

• remove x from both sides

• remove zero pairs from both sides

• add x to Mat A

What is the value of the algebra tiles shown before simplifying?

• 3x² + -x² +4x + -3

• 3x² + 4x + -4x + 4 + -3

• 3x² + -x² + 4x + -4x + 4 + -2

• 3x² + -x² + 4x + -4x + 4 + -3

Write the expression represented by this model:

• 4x + 6

• 4x - 3

• 3x - 2

• 3x - 4

Write the expression represented by this model:

• -2x + 3

• -3x + 2

• 3x - 3

• -3x + 3

What expression is represented below?

• -2x + 6

• -4x + 7

• 2x + 8

• -3x + 8

Write the expression represented by this model:

• 2x + 6

• 3x + 5

• -2x + 6

• 4x + 6

Write the expression represented by this model:

• -5x + 4

• 8x - 5

• 4x - 3

• 4x + 2

What expression is represented by the model shown?

• x

• 3 + x

• -2 - 3x

• 3 - 2x