Answer:
the answer is A
Step-by-step explanation:
i know trust me
f(x)^-1 =
f(x) = (4x - 3) / 7
y = (4x - 3) / 7
x = (4y - 3) / 7
x / 7 = 4y - 3
x/7 + 3 = 4y
y =