Algebraic Expressions and Properties of Operations

Which of the following represent a numeric expression?

SELECT ALL THAT APPLY

• $\frac{-4}{2}+5$

• $3x\ -\ 7$

• $\frac{6x\ +\ 8}{4}$

• $8+4$

• $-2\ -\left(-9\right)$

Which of the following represent an algebraic expression?

SELECT ALL THAT APPLY

• $2x$

• $3y+5$

• $3\left(8\right)$

• $2x\ \left(y\ -\ 7\right)$

• $2\ \left(1\ +\ 8\right)$

Evaluate, if  $w\ =\ -7$  

 $2w$   

Evaluate, if  $y\ =\ 5$  

 $y\ +\ 5$  

Evaluate, if  $z\ =\ 6$  

 $3\ +\ 4z$  

Evaluate, if  $x\ =\ 5$  

 $\frac{2x\ -1}{3}$  

Which property is displayed?

 $8\left(9\right)\left(-2\right)\left(0\right)\ =\ 0$  

• Multiplicative Identity Property

• Commutative Property of Multiplication

• Associative Property of Multiplication

• Multiplicative Property of Zero

Which property is displayed?

 $\left(3\ +\ 5\right)\ +\ 8\ =\ 8\ +\ \left(5\ +\ 3\right)$  

• Associative Property of Addition

• Commutative Property of Addition

• Distributive Property

• Additive Identity Property

Which property is displayed?

 $\left(2\ +\ 7\right)\ +\ 0\ =\ 9$  

• Commutative Property of Addition

• Distributive Property

• Associative Property of Addition

• Additive Identity Property

Which property is displayed?

 $-2\ \times\ \left(-4\ \times\ 3\right)\ =\ \left(-2\ \times\ -4\right)\ \times3$  

• Multiplicative Property of Zero

• Distributive Property

• Associative Property of Multiplication

• Commutative Property of Multiplication