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Ответ

Ответ дан
romka9620

1)x=+-5

2)5-3=2 2|х|=33 33:2=+-16,5

3)19-16=3 3|х|=17 17:3=пять целых две третьих(дробью)

4)63|х|-65|х|=42 2|х|=42 |х|=+-21

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