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How to do x-33-15+20=21

 Mar 11, 2015

Best Answer 

 #2
avatar+130516 
+5

x-33-15+20=21     combine like terms on the right

x - 48 + 20 = 21

x - 28  = 21     add 28 to both sides

x = 49

 

  

 Mar 12, 2015
 #1
avatar+15 
0

no it is 38

 Mar 11, 2015
 #2
avatar+130516 
+5
Best Answer

x-33-15+20=21     combine like terms on the right

x - 48 + 20 = 21

x - 28  = 21     add 28 to both sides

x = 49

 

  

CPhill Mar 12, 2015

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