Given h, of, x, equals, minus, x, minus, 5h(x)=−x−5, find h, of, 3h(3)

To find h(3), substitute 3 for x in the equation h(x) = -x - 5:

h(3) = -(3) - 5
h(3) = -3 - 5
h(3) = -8

Therefore, h(3) = -8.