Mustafajprime78rans
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X değişkenine bağlı 3x + 2 + ax = 5x + a denkleminin kökü 3 olduğuna göre, a kaçtır?​

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Kökü 3 ise x yerine 3 yazalım

[tex]3 \times 3 + 2 + 3a = 5 \times 3 + a \\ 11 + 3a = 15 + a \\ 2a = 4 \\ a = 2[/tex]

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