Math warm-up 9/2

What is the simplified version of this expression? $-4(8r+3)$  

•  $-32r-12$  

•  $32r-12$  

•  $-32r+12$  

•  $32r+12$  

Tags

CCSS.6.EE.A.3

What is the simplified version of this expression?  $7\left(5x-1\right)$  

•  $35x+7$  

•  $35x-1$  

•  $35x-7$  

•  $-35x-7$  

Tags

CCSS.7.NS.A.1D

What is the simplified version of this expression?  $5(a+6)$  

•  $5a+6$  

•  $a+30$  

•  $5a+30$  

•  $5a-30$  

Tags

CCSS.6.EE.A.3

What is the simplified version of this expression?  $-9(x-3)$  

•  $-9x+27$  

•  $9x+3$  

•  $-9x-27$  

•  $9x-27$  

Tags

CCSS.6.EE.A.3

• 8y+5
• 3y+3
• 7y+5
• 7y+4

Tags

CCSS.7.EE.A.1

• 6x-1
• 10x+7
• 6x+1
• 8x+1

Tags

CCSS.7.EE.A.1

4x + 3 + 7x 

• 14x 
• 11x + 3 
• 28x + 3 
• 11x - 3 

Tags

CCSS.7.EE.A.1

Which expression is equivalent to
2x + 3y + 4x?

• 9xy
• 18xy
• 5x + 3y
• 6x + 3y

Tags

CCSS.6.EE.A.4