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Each day, the number of births in the world exceeds the number of deaths by 22 thousand. the combined number of births and deaths is 274 thousand. determine the number of births…
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Each day, the number of births in the world exceeds the number of deaths by 22 thousand. the combined number of births and deaths is 274 thousand. determine the number of births…
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May 24, 2018
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Each day, the number of births in the world exceeds the number of deaths by 22 thousand. the combined number of births and deaths is 274 thousand. determine the number of births and the number of deaths per day.
Mathematics
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Stas Zhukovskiy
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Stas Zhukovskiy
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b + d = 274,000
b = d + 22,000
(d + 22,000) + d = 274,000
2d + 22,000 = 274,000
2d = 274,000 - 22,000
2d = 252,000
d = 252,000/2
d = 126,000 <=== number of deaths
b = d + 22,000
b = 126,000 + 22,000
b = 148,000 <=== number of births
Zoka
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May 29, 2018
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Zoka
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