kamerin46
24.09.2019 •
Mathematics
Select the inequality that models the problem.
the sum of two consecutive odd integers is at least 80.
a: n + n + 2 ≥ 80
b: n+ n + 2 > 80
c: n + n + 1 ≥ 80
d: n + n + 1 > 80
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Ответ:
n + n + 2 ≥ 80
2x + 2 ≥ 80
- 2 - 2
2x ≥ 78
2 2
x ≥ 39
The answer is A.
Ответ:
x303.