Simplify 2m - [n - (m - 2n)].

-3m - n
3m - n
-3m - 3n
3m - 3n

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

What is the factored form of the following expressions? d^2 – 13d + 36

Find the least common denominator for thesetvo rational expressions.n^2/n^2+4n+4 -3/n^2+7n+10