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- son como 5 a 9
9x = 5y
- triple del menor más el doble del mayor resulta 132
3x + 2y = 132
Multiplicamos la segunda ecución por 3
3x + 2y = 132
9x + 6y = 396
Sustituimos 9x = 5y
9x + 6y = 396
5y + 6y = 396
11y = 396
y = 36
Sabemos que:
9x = 5y = 5*36
9x = 180
x = 20