(2x - 5) - (3x - 7) = 4
2x - 5 - 3x + 7 = 4
2x - 3x = 4 + 5 - 7
-x = 2
x = -2
Ответ: -2
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(2x - 5) - (3x - 7) = 4
2x - 5 - 3x + 7 = 4
2x - 3x = 4 + 5 - 7
-x = 2
x = -2
Ответ: -2