interpreting equations

related links and materials: TSA questions in HK https://www.evernote.com/shard/s3/sh/f6c3f343-e7a8-db0a-2248-8b4e195b7f81/3ab3d15828abdf94a90ae34b2a7babd1 Mathematics Assessment Project lesson https://www.map.mathshell.org/lessons.php?unit=6215&collection=8

By HKU Maths