Question 684147
x+y = 44
x =  males
y = femails
...
x = y + 6
...
y+6 + y = 44 ==> substitution
2y + 6 = 44
2y = 44 - 6
2y = 38
{{{highlight_green(y = 19)}}} females
x = 19 + 6
{{{highlight_green(x = 25)}}} males
.....................
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