Answer:
Step-by-step explanation:
 
        
             
        
        
        
Answer: The answer is 1 =n and my work is in the bottom and hope this help :)
Step-by-step explanation:
5n+7=7(n+l)-2n distributive property
5n+7=7n+7-2n  Combines Like Term
5n+7= 12n  subtract 5n to both side 
-5n      -5n 
     7 = 7n   divide 7n to both side 
      7    7
         1=n 
      
 
        
             
        
        
        
The answer is no solution, if my math is correct.
 
        
        
        
Answer:
-24
Step-by-step explanation:
3 * -4 =.-12
-12 * 2 = -24 
 
        
                    
             
        
        
        
Answer:
56
Step-by-step explanation:
You add 91 and 33 and you get 124. Subtract 180 and 124 to get 56.