Simplificar
3a - { - [5b + (3a - c)] + 2 - 4(a - b - 3c + 4)} - (b - a)
3a - { - [5b + (3a - c)] + 2 - 4(a - b - 3c + 4)} - (b - a)
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Verified answer
paréntesis:
3a - { - [5b + 3a - c] + 2 - 4a + 4b + 12c - 16} - b + a
sgte paréntesis:
3a - { -5b - 3a + c + 2 - 4a + 4b + 12c - 16} - b + a
el último:
3a + 5b + 3a - c - 2 + 4a - 4b - 12c + 16 - b + a
términos comunes:
11a - 13c + 14