The answer to your question would be
Deben
1. Carlos es mas alto que su hermano.
2. Elena es mas alta que su amiga.
3. El senor gonzalez tiene mas dinero que yo.
4. Los andes son mas altos que los pirineos.
5. Ellos tienen mas suerte que nosotros.
The largest indigenous group in Chile today is the "Mapuche".
The Mapuche are a gathering of indigenous occupants of south-central Chile and southwestern Argentina, including parts of present-day Patagonia. The aggregate term alludes to a colossal ethnicity made out of different gatherings who shared a typical social, religious and monetary structure, and in addition a typical semantic legacy as Mapudungun speakers. The Mapuche customary economy depends on agribusiness; their conventional social association comprises of more distant families, under the heading of a lonko or chief. Today, numerous Mapuche and Mapuche people group are occupied with the purported Mapuche strife over land and indigenous rights in both Argentina and in Chile.
Answer:
Something that is equivalent to -3/7 is 3/7