a) 2.3 2a - 2.3 3b - 1.7 7b + 1.7 2a = 4.6a - 6.9b - 11.9b + 3.4a = 7a - 18.8b
б) -1.8 3.5 + 1.8 2x + 3.1 1.7 - 3.1 x = -6.3 + 3.6x + 5.27 - 3.1x = -1.03 + 0.5x
в) 6.6 - 2.8 14.3m - 2.8 3.7 + 2.8 * 2.8y = 6.6 - 40.04m - 10.36 + 7.84y = - 3.76 - 40.04m + 7.84y
г) -3.7 + 2.3 (-6.9c) + 2.3 1.4 - 2.3 * 3.7b = -3.7 - 15.87c + 3.22 - 8.51b = -0.48 - 15.87c - 8.51b
a) 2.3 2a - 2.3 3b - 1.7 7b + 1.7 2a = 4.6a - 6.9b - 11.9b + 3.4a = 7a - 18.8b
б) -1.8 3.5 + 1.8 2x + 3.1 1.7 - 3.1 x = -6.3 + 3.6x + 5.27 - 3.1x = -1.03 + 0.5x
в) 6.6 - 2.8 14.3m - 2.8 3.7 + 2.8 * 2.8y = 6.6 - 40.04m - 10.36 + 7.84y = - 3.76 - 40.04m + 7.84y
г) -3.7 + 2.3 (-6.9c) + 2.3 1.4 - 2.3 * 3.7b = -3.7 - 15.87c + 3.22 - 8.51b = -0.48 - 15.87c - 8.51b