Ответ:
3,4x + 2,8 = 10,84
3,4x = 10,84 - 2,8
3,4x = 8,04
x = 8,04/3,4
x =
x = 2
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Ответ:
3,4x + 2,8 = 10,84
3,4x = 10,84 - 2,8
3,4x = 8,04
x = 8,04/3,4
x =
x = 2
x = 2