Question

Given f(x) = 2x-3 , what is f(-5) ?

A.
–16

B.
–13

C.
7

D.
30

@dan815 @tanya123

Answer 1

f(x) = 2x - 3
f(-5) = 2(-5) - 3
f(-5) = -10 - 3
f(-5) = -13

Answer 2

all you do is sub in -5 for every place there is an x