x = 2 - 3x - 2 = 4, x = 5 - x + 4 = 9, x = 10 - x - 3 = 7, d = 4 - d + 2 = 6, u = 8 - u - 6 = 2, j = 20 - 14 + j = 34, x = 9 - 13 = x + 4, h = 4 - 2h - 3 = 5, g = 7 - 5g - 7 = 28, f = 25 - 4f + 25 = 125, c = 3 - 8c - 4 = 20, n = -2 - 2n + 6 = 2, k = 6 - 4 + k = 10, c = 8 - 51 = 6c - 3, y = 8 - y + 7 = 15, f = 8 - f + 6 = 14, z = -1 - z + 8 = 7, w = 4 - 9 + 6w = 33,

simple equations solving

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