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20.01.2020 •
Mathematics
At a particular college, 75% of the undergraduates are female. if 4500 women attend the college, how many total undergraduates attend the college?
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Ответ:
Ответ:
2(m + 2) = 22
2(m) + 2(2) = 22
2m + 4 = 22
2m = 22 - 4
2m = 18
2m / 2 = 18 / 2
m = 9
To distribute the 2 to each term inside the parentheses means to multiply the 2 by both terms in the parentheses so
2(m + 2) means (2 × m) + (2 × 4)