Answer:
0
Step-by-step explanation:
everything cancels out so the answer is 0
3f + 8f - 8f - 3f
commutative property
(3f - 3f) + (8f - 8f)
3 - 3 = 0
0f + (8f - 8f)
8 - 8 = 0
0f + 0f
combine like terms
0 + 0 = 0
0f, or just 0
