Answer:
172
Step-by-step explanation:
42+1= 43
43 x 4= 172 
 
        
                    
             
        
        
        
Answer:
5/12 pounds of chocolate
Step-by-step explanation:
converting 5/6 to 10/12, half of that is is 5/12. hope this helps !!! :D
 
        
                    
             
        
        
        
Answer:
  L  = 2r  + 3
Step-by-step explanation:
Given parameters: 
Area of rectangle  = 14r + 21 
Width of the rectangle  = 7ft
Unknown: 
Length of the rectangle  = ? 
Solution: 
If the length of the rectangle is designated as L; 
  Area of a rectangle = Length x width 
 Now insert the parameters: 
            14r + 21   = L x 7 
             L  =  
  
             L  = 2r  + 3
 
        
             
        
        
        
Translation.
The flat only shifts upwards or downwards, and it doesn’t turn around.