Answer:
573
Step-by-step explanation:
5.73 x 10^2 is basically 5.73 x 100 which equals
573 
 
        
                    
             
        
        
        
\left(\mathrm{Decimal:\quad }x=-0.75\right)
hope it helps :P
 
        
                    
             
        
        
        
Answer:
A number and its additive inverse are always the same distance from zero, and so they have the same absolute value.
Step-by-step explanation:
Hope this helps!! 
 
        
                    
             
        
        
        
Subtract 76 on both sides:
2401 - 76 = 76 - 2x - 76 
2325 = -2x
Divide both sides by -2:
-1162.5 = x