0, 98c - 7 + 0, 48c 3, 2(5 - m - n) - a * (- 7 + c - d) - 4(y + 5)(12 - y) 46 - 4x - 4(- x + 8) + 16 47 4(2 - 3x) + (2x - 3) 19x + (4 + 2b) - 3x 48 7(3x + 8) - (- 9 + x) 49 - 9(y - 4) - (12 + y) - 4(3, 3 - 8c) + 4, 8c + 5, 2 50 - 2x - 2(- x + 7) + 14 15(5, 4 + 3, 5z) - 11z - 6 51 10(0, 7 - 3b) + 14b + 13 16, 7x + 0, 5(- 1, 4x) - 2.6(5 - c) - c + 8 52 2(3x - y) - (5x - 2y) 53 0.9(2b - 1) + 0, 5b + 1 9(2y - 1) - (y - 8) x - (b - c - d) 12.4d + bd - 16, 4d 54 55 x + y - (b + c - m) 56 - (7 - x) + 4(x - 5) 57 6(x + 2y) - 3(2x + y) 58 4(2 - 5x) - (3 - 4x) 59 3x + 15y - 2x - 20y + 7x 60 (1/5 * x - 9/10) + (7/10 * x - 4/5) 5/9 * a + 3 + 4/9 * alpha 1/9 * (3/4 - x) - (x - 1/15) 3b - 3/7 + b - 4/7 5/12 + n + 1/6 - n 2a(1/4 - 5b) + 2/3 * a - (5/17 + x) - 2/3 * (1/8 + y) (7a - 1/12 * b + 1/18 * c) - (1 3/5 * a - 4/7 * b) 3 1/3 * (2 1/2 * a - 2 1/7 * b - 1 1/2 * c) 12. (11/12 * m - 9/10 * n + 3 1/4 * k) 3 4/9 * (2 2/7 * x - 5 3/14 * y) - (1 1/21 * x + 2 3/7 * y) 0, 9x + 4y + 19, 5x - 45y + 36x 1 1/2 * x(2 2/3 - 1 3/4 * y + 1 1/24 * z) - 5x + 5(- x + 8) - 14 4 5/6 * (2 3/8 * u - 7 5/58 * b) - (7a - 3/6 * b)