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solve for x = 2|x-1|+20<25

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1 Answer

2|x-1| +20 < 25
              
subtract 20 from each side
             
2|x-1| < 5
 
Divide each side by 2
 
 
|x-1| < 2.5
 
 
-1.5 < x < 3.5         since | | is the absolute value notation

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