QUIZ: Algebraic Expressions

Which BEST describes the following expression?  Be sure to read all four answer choices before selecting your answer.

 $3x\ +\ 8\ -\ 7x\ +\ 2$  

• This is a numerical expression with four terms.

• This is a simplified expression with two variable terms and two constant terms. 
  

• This is an algebraic expression with two variable terms and two constant terms.

• None of the above.

Tags

CCSS.6.EE.A.2B

Simplify the expression below by combining like terms.

 $-8x\ -12\ -3x\ +8$  

•  $-11x\ -\ 4$  

•  $-5x\ +\ 4$  

•  $-11x\ +\ 4$  

•  $-15x$  

Tags

CCSS.7.EE.A.1

Which of the following statements about the EXPRESSION below are TRUE? 

 Check all that apply.

 $2x^2+1$  

• The expression has exactly ONE value.

• When x = 5, the value of the expression is 21.

• The constant term is 1.  

• The expression has infinitely many values.

• When x = 10, the value of the expression is 201.

Tags

CCSS.6.EE.A.2C

Which expressions are equivalent to the algebra tiles shown above?  Check all that apply.

• $4\left(x\ +\ 3\right)$

• $4x+12$

• $4x\ +\ 12y$

• $2\left(2x\ +\ 6\right)$

• $3x\ +\ 9\ +\ x\$

Tags

CCSS.6.EE.A.4

Which picture best describes the expression below?
 $x^2+2x+5$  

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• 
• 
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Identify the like terms in this expression:
 $5x^{2\ }-3y^2+8y\ -2x\ +7$  
Check all that apply.

•  $5x^{2\ }and\ -3y^2$  

•  $5x^2\ and\ -2x$  

•  $-3y^2\ and\ 8y$  

•  $8y\ and\ -2x\$  

• There are no like terms.

Tags

CCSS.6.EE.A.2B

What is the value of expression below when x = 8?

 $5\left(-2x+10\right)$  

Tags

CCSS.6.EE.A.2C

Which expression is equivalent to:
 $4x\ -3\left(2x\ -5\ \right)$  

•  $10x-15$  

•  $-2x+15$   

•  $2x-15$ 

•  $10x\ +15$  

Tags

CCSS.6.EE.A.3

What is the value of the expression when x = 0?

 $7x^2\ -4x\ +\ 12$  

Tags

CCSS.6.EE.A.2C

Explain the difference between constant and variable terms? Give one example of each in your explanation.

Tags

CCSS.6.EE.A.2B