Answer:
f(-4) = -18
Step-by-step explanation:
f(-4) means x = - 4
So Plug in x = - 4 into f(x) = 3x - 6
f(-4) = 3(-4) - 6
= -12 - 6
= -18
So
D. -18
f(-4)=3(-4)-6 Substitute -4 for x
f(-4)=-12-6 Multiply 3 and -4
f(-4)=-18 Subtract 6 from -12
