SOLUTION: In a class of 48 students, the number of males is 72 less than 2 times the number of females. How many males and how many females are there in the class?

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Question 810811: In a class of 48 students, the number of males is 72 less than 2 times the number of females. How many males and how many females are there in the class?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
girls=x
boys=2x-72
2x-72+x=48
3x=48+72
3x=120
x=40
2x-72=8