2001 AMC 10 Problems/Problem 3

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Solution

The sum of the two numbers is $S$. If $3$ is added to each number, then you basically added $6$ to $S$.

When you double the resulting expression,

$2(S+6) = \textbf{(E) }2S+12$

See Also

2001 AMC 10 (ProblemsAnswer KeyResources)
Preceded by
Problem 2
Followed by
Problem 4
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All AMC 10 Problems and Solutions