Side 1 : 

Expression for Side 2 : 

Expression for Side 3 : 

Expression for Side 4 : 

Explanation:
Here ,Complete question is given in the picture below . Let's calculate side expressions for other 3 sides . 
Side 1 : 

Side 2:
Let's simplify 6(3x+8)+32+12x
⇒ 

⇒ 

Expression for Side 2 : 

Side 3:
Let's simplify 
 :
 :
⇒ 

⇒ 

Expression for Side 3 : 

Side 4:
Let's simplify 
 :
 :
⇒ 

⇒ 

Expression for Side 4 : 
