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Comments in green were written by me. Comments in blue were not written by me.

2018-12-09

Loved these puzzles! I have no idea how to approach #9, though. Will the solutions be posted at any point? Or, can anyone provide a hint to how to approach it?

Seth
on /blog/59

2018-12-10

@Seth: try solving it for 3a+4b, 3a+5b, 4a+5b, etc and look for patterns

Matthew
on /blog/59

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