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\(If $888x + 889y = 890$ and $891x + 892y = 893$, what is the value of $x - y$ ?\)

 Mar 19, 2022
 #1
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x - y = -5.

 Mar 19, 2022
 #2
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Solving, \(x = -1\) and \(y = 2\)

 

Thus, \(-1 - 2 = \color{brown}\boxed{-3}\)

 Mar 19, 2022

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