Ответ:
2(3x - 2) - (4x - 3) = 19
6х - 4 - 4х + 3 = 19
6х - 4х = 19 + 4 - 3
2х = 20
х = 10
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Ответ:
2(3x - 2) - (4x - 3) = 19
6х - 4 - 4х + 3 = 19
6х - 4х = 19 + 4 - 3
2х = 20
х = 10