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La tercera parte = m/3
La cuarta parte = m/4
El doble = 2m
Resolvemos :
m/3 + m/4 = 2m - 17--sacamos el mcm de 3 y 4 = 12
4m + 3m
------------- = 2m - 17
12
4m + 3m = 2m (12) - 17 (12)
7m = 24m - 204
7m - 24m = - 204
- 17m = - 204
m = -204/-27
m = 12
Solución ; El número es = 12