Answer:
3m - 3n
Step-by-step explanation:
3m-3n
We want to simplify the expression;
2m - [n - (m - 2n)].
We expand the parenthesis to obtain;
2m - (n - m + 2n)
2m - ( - m + 3n)
Expand further to get;
2m +m -3n
Combine the first two terms;
75% of customers are not offered free games.
158.4 i think