A)13x - 15 - 6x = 1 - (7x + 9), b)7x - (4 + 2x) = 1 + (x - 2), c)1 - 2 (2x - 1) = 5x - (5 - 3x), d) 7 - (2x + 9) = 11x - 5(1 - x)?
A)13x - 15 - 6x = 1 - (7x + 9), b)7x - (4 + 2x) = 1 + (x - 2), c)1 - 2 (2x - 1) = 5x - (5 - 3x), d) 7 - (2x + 9) = 11x - 5(1 - x).