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0 = 29 - {x + [3x - (5x + 29]}
0 = 29 - {x + [3x - 5x - 29]}
0 = 29 - {x + [- 2x - 29]}
0 = 29 - {x - 2x - 29}
0 = 29 - {- x - 29}
0 = 29 + x - 29
0 = x
Respuesta.
x
0 = 29 - {x + [3x - 5x - 29]}
0 = 29 - {x + [- 2x - 29]}
0 = 29 - {x - 2x - 29}
0 = 29 - {-x - 29}
0 = 29 + x + 29
0 = 48 + x
-48 = x