) Subtract 3p (p - 4q + 5r) from 4p (10r - 3q + 2p)
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Answer:
11p^2-24pq-25pr
Step-by-step explanation:
3p(p-4q+5r)
= 3p^2-12pq+15pr
4p(10r-3q+2p)
= 40pr-12pq+8p^2
3p(p-4q+5r)-4p(10r-3q+2p)
= 3p^2-12pq+15pr-40pr-12pq+8p^2
= 3p^2+8p^2 - 12pq -12pq + 15pr - 40 pr
= 11p^2-24pq-25pr
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