Review: Expressions, Like Terms, Distributive Property

Review: Expressions, Like Terms, Distributive Property

Open Ended

1) Evaluate

 $3x-y$  for  $x=2,\ y=3$  

Multiple Choice

2) Evaluate $2x^2$  

for  $x=4$  

• 16

• 32

• 64

• 82

Order of Operations

• Grouping Symbols

• Exponents (x², x³, ...)

• Multiplication/Division

• Addition/Subtraction

Multiple Choice

3) Evaluate $2x-3y$  

for  $x=5,\ y=-4$  

• -9

• -2

• 22

• None of these

Multiple Choice

4) Combine the like terms:        $5x+3x$  

•  $8x$  

•  $8x^2$  

•  $15x$  

•  $15x^2$  

Multiple Choice

5) Combine the like terms:         $2x+3y-4x+6y$  

•  $6x+9y$  

•  $-2x-3y$  

•  $-2x+9y$  

•  $5xy+2xy$  

Multiple Choice

6) Combine the like terms:         $3x-5y+2x+6$  

•  $5x+y$  

•  $6xy$  

•  $6$  

•  $5x-5y+6$  

Multiple Choice

7) Apply the Distributive Property:        $3\left(x-5\right)$  

•  $3x-5$  

•  $-2x$  

•  $3x-2$  

•  $3x-15$  

Multiple Choice

8) Apply the Distributive Property:        $2\left(4x-1\right)$  

•  $8x-1$  

•  $8x-2$  

•  $6x-1$  

•  $6x-2$  

Multiple Choice

9) Apply the Distributive Property:        $3x\left(5x+2\right)$  

•  $15x+6$  

•  $15x^2+6$  

•  $15x^2+6x$  

•  $21x^3$  

Fill in the Blank

What number goes in the blank? $\ldots\left(2x+4\right)=10x+20$