Answer:
Substituting 4 for x:
ƒ(4) = 3(4 - 5)
ƒ(4) = -3
So, ƒ(4) = -3
Step-by-step explanation:
f(x) = -2x + 5
f(4) = -2(4) + 5
= -8 + 5 = -3
f(-4) = -2(-4) + 5
= 8 + 5 = 13
