Answer:
-5/4
Step-by-step explanation:
f(x)=1/4x
f(-5)=1/4(-5)
f(-5)=-5/4
You are told x = -5, replace x in the equation ad solve:
f(x) = 1/4x
f(-5) = 1/4(-5)
f(-5) = -5/4 or -1/ 1/4 or -1.25 as a decimal
