jadev23 jadev23

23-12-2021
Mathematics

contestada

A biology class has a total of 47 students. The number of females is 15 less than the number of males How many males and how many females are in the class

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jen4755 jen4755

23-12-2021

Answer:

31 m, 16 f

Step-by-step explanation:

m + f = 47

m = f + 15

Substitute

(f + 15) + f = 47

2f + 15 = 47

2f = 32

f = 16

m + f = 47

m + 16 = 47

m = 31

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