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Leyla 75
M = y monedas
Dato:
L = 3y
L + M = 100
----------------------
x + y = 100
3y + y = 100
4y = 100
y = 25
L = 3y = 3(25) = 75
⇒Leyla tiene 75 monedas y Miroslava tiene 25 monedas.