Answer:
What
Explanation:
first your on the wrong subject, this is math
and you put spanish, but i think the very first equation is a constant term of -2
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6. Se baña
7. Quejan
8 maquilla
9. Se visten
10. Se cepilla
The atom loses the energy it gains when moving from a higher energy level to a lower one because the valence electrons could be stolen or shared.