Answer:
They establish the fundamental principles for a government.
Explanation:
 
        
                    
             
        
        
        
The answer here <em>could </em>be either B. or D. But B. is the most correct, given that the question is so general.
        
             
        
        
        
Answer: x + 30 = 10 and x + 30 = –10
Explanation: The two equations can be used to find the minimum and maximum depths Laurie wants to stay between is the below:
x + 30 = 10 and x + 30 = -10
Hope this helps!