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Resuelve: x - 3 = 3 - x x = Resuelve: 7x - 3 = 3x + 9 x = Resuelve: 2x - 1 = 5x + 8 x = Resuelve: 3 + 3x - 1 = x + 2 + x x = Resuelve: 2 · (1 + 2x) = 10 x = Resuelve: 3 · (x + 1) = x x = Resuelve: 3x + 1 = 3 - (2 - 2x) x = Resuelve: 2 · (x - 1) = 4 · (2x - 3) x = Resuelve: -2 · (3x - 2) = -2 x = 3·(x - 2) - 5 = 1 - 2·(x + 1) Resuelve: x = |