Question

Multiply (p-q)(4p +5p)

Answer 1

Answer:

4p(p - q)

Step-by-step explanation:

(p-q)(4p +5p)

p(4p) + p(5p) -q(4p) -q(5p)

4p² + 5pq - 4pq - 5pq

4p² - 4pq

4p(p - q)

Answer 2

Answer:

9p²-9pq

Step-by-step explanation:

(p-q)(4p+5p)

p(4p+5p)-q(4p+5p)

4p²+5p²-4pq-5pq

9p²-9pq