need help fast!!!!!!!!!!!!!!!

ANSWER
[tex]k(3) = 37[/tex]
EXPLANATION
The given expression is
[tex]k(t) = 13t - 2[/tex]
We want to find k(3).
We substitute t=3 into the expression to get:
[tex]k(3) = 13(3) - 2[/tex]
We multiply out to get,
[tex]k(3) = 39- 2[/tex]
Simplify to get,
[tex]k(3) = 37[/tex]