Question

Simplify (8j3 − 3j2 + 5) − (4j3 + 8j2 + 7j − 6).

Answer 1

So u want to distribute the - to the second equation.

8j3 - 3j2 + 5 -4j3 - 8j2 -7j + 6
Then combine like terms. Don't forget their signs!
4j^3 - 11j^2 -7j +11
That's ur final answer. Hope this helps!

Answer 2

4j^3-11j^2-7j+11, hope this helps