Answer:
Step-by-step explanation:
When you distribute a positive sign to a parentheses, you essentially change nothing. So, you can drop all of the parentheses for this entire equation. Now combine like terms.

or

Answer:
13+20x
Step-by-step explanation:
2×4+2×2x×5x+5
Answer:
3/2
Step-by-step explanation:
to get 3/2 you would flip the fraction and change it's sign to get it's negative reciprocal or "opposite"
No Nothing Further Can Be Done