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0
800
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why you dont add like ...-70=760

 Jun 11, 2015

Best Answer 

 #1
avatar+14538 
+5

x - 70 = 760


x = 760 + 70         =>      x = 830

 Jun 11, 2015
 #1
avatar+14538 
+5
Best Answer

x - 70 = 760


x = 760 + 70         =>      x = 830

radix Jun 11, 2015

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