Question

If f(x) = 2x + 3 and g(x) = (x - 3)/2, what is the value of f[g(-5)]?

-4

-10

-7

-5

Answer 1

Replace x in the function g with -5

Answer 2

solve for g(-5) then plug that in for f(x)

Answer 3

Take that answer and replace x in the function f with it.

Answer 4

can also evaluate as \[2(\frac{ -5-2 }{ 2 }) +3\]