Diketahui rumus fungsi f(x) = 7x - 3. Nilai dari f (2x -5)

x = 2x - 5
x - 2x = -5
-x = -5
x = 5

7x - 3
= 7(5) - 3
= 35 - 3
= 32

Semoga bermanfaat~

f(x) = 7x - 3

f(2x - 5) = 7(2x - 5) - 3
= 14x - 35 - 3
= 14x - 38