Answer :
Answer:
f(3)=18
Step-by-step explanation:
so 3=x
F(x)= 2x-4x
f(3)=2(3)-4(3) since its -4 you would add
F(3)=6+12
F(3)=18
Answer:
f(3)=18
Step-by-step explanation:
so 3=x
F(x)= 2x-4x
f(3)=2(3)-4(3) since its -4 you would add
F(3)=6+12
F(3)=18