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Сумма трёх последовательных четных чисел ровна 78 найдите эти три числа
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Предмет:
Математика -
Автор:
lanesutton - 6 лет назад
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Ответы 2
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2n+2n+2+2n+4=786n=72n=12ответ: 24,26,28
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Автор:
lenatate - 6 лет назад
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0
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1-2x;=2-2x+2;=)783-2x+4;=6x+6=786x=72x=12тогда ,1=24;2=26,а 3=28
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Автор:
montgomeryjacobson - 6 лет назад
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0
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Предмет:
Английский язык -
Автор:
vanesajlsq - 6 лет назад
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