SOLUTION: there are 51 students in a certain class. the number of females is 5 lees than three times the number of males. find the number of females and the number of males in the class

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Question 211273This question is from textbook
: there are 51 students in a certain class. the number of females is 5 lees than three times the number of males. find the number of females and the number of males in the class This question is from textbook

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
F=3M-5
F+M=51
(3M-5)+M=51
4M=51+5
4M=56
M=56/4
M=14 MALES.
F=3*14-5
F=42-5
F=37 FEMALES.
PROOF:
37+14=51
51=51