Question

How do you simplify `14p^3-6pq + 5q^3-2(-5p^3 + 5pq-7q^3)`?

Answer 1

Expand the bracket

`14p^3-6pq+5q^3+10p^3-10pq+14q^3`

Collect like terms

`24p^3-16pq+19q^3`