f(x)= 3x + 4
f(2a - 5) = 3(2a - 5) + 4 = 7
6a - 15 + 4 = 7
6a = 7 + 15 - 4
6a = 18
a = 3
Nilai a = 3
Semoga membantu!!
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f(x)= 3x + 4
f(2a - 5) = 3(2a - 5) + 4 = 7
6a - 15 + 4 = 7
6a = 7 + 15 - 4
6a = 18
a = 3
Nilai a = 3
Semoga membantu!!
f(x) = 3x + 4
f(2a - 5) = 7
Ditanya :
a?
Jawab :
f(x) = 3x + 4
f(2a - 5) = 3(2a - 5) + 4
7 = 6a - 15 + 4
6a = 18
a = 3