Задание №4: Решите уравнения: a) 6 = 8 - 5(4x - 1) б) 2(4 + 3x) = -x - 13

a) 6 = 8 - 5(4x - 1) 6 = 8 - 20x + 5 6 = 13 - 20x 20x = 13 - 6 20x = 7 x = \(\frac{7}{20}\) x = 0.35 б) 2(4 + 3x) = -x - 13 8 + 6x = -x - 13 6x + x = -13 - 8 7x = -21 x = -21 / 7 x = -3