а) 2,4(х - 2) = 0,4(х - 9)
2.4х - 4.8 = 0.4х - 3.6 // - 0.4х + 4.8
2х = 1.2
х = 0.6
в) |5 + 6| = 19
11 = 19
х є ø
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а) 2,4(х - 2) = 0,4(х - 9)
2.4х - 4.8 = 0.4х - 3.6 // - 0.4х + 4.8
2х = 1.2
х = 0.6
в) |5 + 6| = 19
11 = 19
х є ø