Ditentukan f(x) = 2x + 3n.Jika f(5) = 19 maka nilai n adalah…….PLEASE BANTU YA!!!!​

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Ditentukan f(x) = 2x + 3n.Jika f(5) = 19 maka nilai n adalah…….PLEASE BANTU YA!!!!​

Jawaban:

3

Penjelasan:

2(5) + 3n = 19

10 + 3n = 19

3n = 19 – 10

3n = 9

n = 3