asims13
18.12.2020 •
Mathematics
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Ответ:
1
Step-by-step explanation:
Ответ:
x + x + 1 + x + 2 = 57
3x + 3 = 57
- 3
3x = 54
divide by 3
x = 18
18 + 1 = 19
18 + 2 = 20
The integers are: 18, 19, and 20