Answer:
2250.        hope this helps!
Step-by-step explanation:
Multiply  10 225
 
        
                    
             
        
        
        
Answer:
y=3x+5 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
4
Step-by-step explanation:
You see the hunderth digit has a 8, so you round up. 0.9+0.1=1 so you add 1 to 3, so 3.987 rounded is 4