Ur not dumb!!! i graphed the line for u here. i suggest watching some khan academy videos for extra practice!
Answer:

Step-by-step explanation:
See pic.
Answer:
The answer is 6z-28
Step-by-step explanation:
20 - 3[4(z+1) - 6(z-2)]
= 20 - 3(4z+4-6z+12)
= 20 - 3(16 - 2z)
= 20 - 48 + 6z
= 6z - 28
Add all the item together:
16 + 28 + 12 + 4
=60 total items
Answer:
it would be C do to the fact that 0.5 x 8=4