How do you combine (4n-3n^3)-(3n^3+4n)?

1 Answer
May 15, 2015

Re-group and combine terms with variables to the same exponents

(4color(red)(n) - 3color(blue)(n^3)) - (3color(blue)(n^3)+4color(red)(n))

=4color(red)(n) - 3color(blue)(n^3) - 3color(blue)(n^3)-4color(red)(n)

= (4n-4n) - (3n^3+3n^3)

=-6n^3