54-30/3=54-10=44 
The blanks are 30, 10 and 44
        
             
        
        
        
Answer:
9 feet down
Step-by-step explanation:
2+7=9
 
        
                    
             
        
        
        
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1 cm = 10mm
5 mm : 10mm : :1 : 2
hoped i helped. ^-^
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Answer:
No, the absolute value of a number is different from the opposite.
Step-by-step explanation:
For example, the absolute value of 4 is 4. 
l4l = 4
But the opposite of 4 is -4. 
Absolute value is ALWAYS positive, but the opposite of a positive number is a negative number.