Answer:

Step-by-step explanation:

Add 2 to both sides

Simplify

Subtract  from both sides
 from both sides

Simplify

Multiply both sides by  (reverse the inequality)
 (reverse the inequality)

Simplify

Divide both sides by 

Divide the numbers: 

Divide the numbers: 
Apply fraction rule: 

Divide the numbers: 


 
        
                    
             
        
        
        
Answer:
c = 2
d = 28
Step-by-step explanation:
Please see the attached file for explanation
 
        
             
        
        
        
Answer:
Please mark as brainliest. 
 
        
             
        
        
        
Answer:153.9 cm
Step-by-step explanation:
The area of a circle is found by pi × radius squared and pi is aprox 3.14 so 3.15×7² = 153.86 then round off to the nearest tenth you get 153.9
 
        
                    
             
        
        
        
Answer:
670 
Step-by-step explanation:
2003-814=1189
1189-519=670