Library / /3 of 129
, 2012
Algebra Difficulty 3.6 AMC 10/12 Find the answer Slovenia
What is the sum of all the real numbers that solve the equation ∣x−2011∣+∣x−2012∣=3?
Pick one
Solution
There are only two such real numbers: 2010 and 2013. Their sum is equal to 4023.
Want a route through all this instead of an archive?
The track
puts 2,000 problems in a working order, from AMC 10 level to the IMO shortlist.
Source: MathNet,
licensed CC-BY-4.0.
Statement reproduced verbatim; metadata (topic, difficulty) added by this project.