Answer:
Step-by-step explanation:
Umm well mean you just have to use like terms. start by doing any math until there are no parenthesis, and then you basically just use like terms to solve it. (like if you have 
then you use like terms) I would need specifics to be able to evaluate more, but I hope this helps!
First subtract 3 from 51 which gives you 48, then divide 48 by 3 which gives you the answer of 16.
Use PEMDAS. 20/(4*5)=1
Multiplication before dividion
Answer:
Exact form: 136/13
Decimal form: 10.46153846
Mixed number form: 10 6/13
