Answer:
Step-by-step explanation:
h(x) - j(x) => 
The negative sign out in front of the set of parenthesis changes the signs of everything inside the parenthesis, so now we have, without parenthesis:
which simplifies down to

Yes because the perimeter of the bulletin is 23 feet. this is because to find perimeter you use 2(L)+2(W).
Answer:
10
Step-by-step explanation:
it is 3,000 times larger! that is the difference.