Ответ:
\(2 + 4(5 - 2x) = 8\); \(2 + 20 - 8x = 8\); \(22 - 8x = 8\); \(-8x = -14\); \(x = \frac{14}{8} = \frac{7}{4}\).
Ответ: \(x = \frac{7}{4}\).
\(2 + 4(5 - 2x) = 8\); \(2 + 20 - 8x = 8\); \(22 - 8x = 8\); \(-8x = -14\); \(x = \frac{14}{8} = \frac{7}{4}\).
Ответ: \(x = \frac{7}{4}\).