Difference between revisions of "2005 AMC 12B Problems/Problem 2"
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== Solution == | == Solution == | ||
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+ | <math>2x+7=3 \Rightarrow 2x = -4 \Rightarrow = -2</math>. | ||
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+ | <math>-2b-10=-2 \Rightarrow -2b = 8 \Rightarrow b = \boxed{-4}</math>. | ||
== See also == | == See also == | ||
* [[2005 AMC 12B Problems]] | * [[2005 AMC 12B Problems]] |
Revision as of 21:35, 17 April 2009
Problem
The equations and
have the same solution for
. What is the value of
?
Solution
.
.