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6x=5y............................................................................................6x-5y=0
x = y + 10............x = y+30 .......3x=2(y+30)........3x=2y+60........3x-2y=60
2 3 2 3
hacemos reduccion
1(6x-5y=0)...............,,..6x-5y=0
-2(3x-2y=60)...............-6x+4y= -120
-y= -120.......y=120
si y=120
6x=5y
6x=5(120)
6x=600
x=600/6
x=100
hay 120 mujeres y hay 100 hombres