f(x) = 2x - 4
find f( 5 )

Answer:
f(5) = 2(5) - 4
f(5) = 10 - 4
f(5) = 6
Step-by-step explanation:
To find f(5), replace the x in the equation with its given value 5:
f(x) = 2x - 4
f(5) = 2(5) - 4
f(5) = 10 - 4
f(5) = 6