please help. two other ppl have answered with wrong answers pls only reply if you know it !!!!!!!!!!!!! high points and brainily for the people who know it fr

Answer:
The answer is -12.
Step-by-step explanation:
Basically when it says, "when h = -1 ", we need to substitute t for -1.
So, here's what the equation would look like now,
h(-1) = (-1 + 7) (-1 - 1)
= (6)(-2)
= -12
So, our answer is -12.
Hope this helps!