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z - 1/2 = 1/10

 Dec 22, 2016
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z - 1/2 = 1/10     add 1/2 to both sides

 

z = 1/10  + 1/2           [1/2 =  5/10]

 

z = 1/10 +  5/10  

 

z  = 6/10   =   3/5

 

 

cool cool cool

 Dec 22, 2016

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