Question 144540
f(x)=3-5x

(a) f(-1)
Substitute -1 for x
f(-1) = 3-5(-1)
f(-1) = 3+5
f(-1) = 8

(b) f(1)
f(1) = 3-5(1) = 2

(c) f(2) = 3-5(2) = -7