Answer:
-21
Step-by-step explanation:
f(x) = -3 (x + 2)
f(5) = -3 (5 + 2)
f(5) = -3 (7)
f(5) = -21
f(x) = -3( x + 2 )
find f(5)
Substitute the value (5) into the function and solve,
f(5) = -3( (5) + 2 )
= -3 ( 5 + 2 )
= -3 (7)
= -21
