20-03-2016
Mathematics

contestada

Cuál es el resultado que se obtiene al reducir los términos semejantes en la expresión 3a + {b – 2 - [(a – b) + (b - 1)] }?

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alexw00 alexw00

20-03-2016

4a + b - 3, después de reducir lo que está en paréntesis primero

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