I believe the answer is estrogen. This is a female sex hormone, not related to stress.
Answer:
(289x6)x(110x110)
Step-by-step explanation:
5(a - 2b) - 3(a - 2b) |use distributive property: a(b - c) = ab - ac
= 5a - 10b - 3a + 6b
= (5a - 3a) + (-10b + 6b)
= 2a - 4b