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

Answer 1

If there are x males, then
x + 3x-5 = 51
Now finish it off

Answer 2

Let the number of males=x
females=3x-5
x+3x-5=51
4x-5=51
4x=51+5
4x=56
x=14
females=3×14-5= 37
therefore, there are 14 males and 37 females

Answer 3

Let the number of males=x
females=3x-5
x+3x-5=51
4x-5=51
4x=51+5
4x=56
x=14
females=51-14=37
therefore, there are 14 males and 37 females