For this case we must simplify the following expression:

We apply distributive property on the left side of the equation:

We subtract 3n from both sides of the equation:

We subtract 6 from both sides of the equation:

We divide between 45 on both sides of the equation:

Answer:

Answer:
8 + 

Step-by-step explanation:
i just wrote
as a decimal
times 2 with
and
times 5 with 
i might be wrong but hope this helps
Answer:
C AND D
Step-by-step explanation:
it is a rational and real number
I would say it's 3/8 of a cup because if you multiply 3/4 by 2 it would be 6/8. It's the same amount but just a different measurement. Now just take 3 away from 6/8 and you have 3/8 which is half of 3/4.