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2012 Greece Junior Math Olympiad
2
2
Part of
2012 Greece Junior Math Olympiad
Problems
(1)
Easy Algebra equation
Source: Archimedes Junior 2012
3/16/2020
For the various values of the parameter
a
∈
R
a \in R
a
∈
R
, solve the equation
∣
∣
x
−
4
∣
−
2
x
+
8
∣
=
a
x
+
4
||x - 4| - 2x + 8| = ax + 4
∣∣
x
−
4∣
−
2
x
+
8∣
=
a
x
+
4
algebra