Column A x + y + z = 10 and Column B     x – y – ... ...

Column A Column B
x y

(A) Column A is larger
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Nova Math - Problem Set P: Equations

 
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Column A x + y + z = 10 and Column B     x – y – ... ... 
Posted: 09/24/2014 10:32
Where does this explanation get 2x from? I don't see 2x anywhere in the problem.
Arcadia
Admin
Reply 1 of 1
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Posted: 09/25/2014 15:31
Sorry, the last paragraph does not belong there. We will edit it out.