The digit 3 is in the millions place value, hence it is worth three million, not three thousand.
Therefore, 3,000,146 should be read as three million, one hundred and forty-six, and NOT three thousand, one hundred and forty-six.
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The answer to this question is B.  I hope this helps
        
                    
             
        
        
        
Answer:
A
Step-by-step explanation:
Hopefully this helps 
 
        
             
        
        
        
Answer:
 7-(-4)= Positive
-3+(-2)= Negative
5-8= Negative
-10 +12= Positive
Step-by-step explanation:
 
        
             
        
        
        
#2) 435+25x=875-15x
 40x=440
 x=11
the answer is 11 weeks. 
#3) 2500(3x) for x=10
 2500(3*10)
 2500(30)
 7500
the answer is 7500 bacteria after 10 months.