Answer:
(p-q)(a-1)
Explanation:
Hi there!
a(p-q)+q-p
= ap-aq+q-p
= ap-p-aq+q
Factor out p and q
= p(a-1)-q(a-1)
Factor by grouping
= (p-q)(a-1)
I hope this helps!
1.6m questions
2.0m answers