Question

Subtract:3p(p+4m+5n) from 4p (10n-m+2p)​

Answer 1

=4p (10n-m+2p)–3p(p+4m+5n)

=40pn–4pm+8p²–3p²–12pm–15pn

=40pn–15pn–4pm–12pm+8p²–3p²

=25pn–16pm+5p²