Intro to Algebra Title

Determine the Perimeter of the figure.

• 2x + 8

• 2x

• 2x + 4

• 2x + 9

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

• 3x + 4 + 2x + 1
• 7x + 3x
• 3x + 2x
• 4 + 1

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

• 2x + 1 + 5 + 2x
• 2 + 1x + 4x + 2
• 2 + 1 + 4 + 2
• 2 + x + 4 + 2x

What term is represented by the algebra tiles?

• 3
• -3
• 3x
• 3x²

What term is represented by the algebra tiles?

• 8
• -8
• -8x
• -8x²

What term is represented by the algebra tiles?

• 3
• -3
• -3x
• -3x²

After cancelling positives with negatives, what is left?

• x²
• 3x²
• -x²
• -3x²

Simplify the following

• 5 + 3x

• 8x

• 8

• 3x + 5x

What is the value of x?

• x = 5

• x = 1

• x =2

• x = 1/5

What expression matches the model above?

• 4x+6

• 2x+3

• -4x-6

• -2x-3