I am having trouble with this problem.

Answer:
f(-3) = -8
f(2) = 4
Step-by-step explanation:
f(-3) = ? Since x = - 3 <0 so we use the first equation
f(-3) = 3(-3) + 1
f(-3) = -9 + 1
f(-3) = -8
and f(2) = ? Since x = 2 >= 2 so we use the last equation
so f(2) = 4