Solve the Equation and Check $2 ( x + 6 ) = 20 - ( x - 7 )$

question 71

Short Answer

Solve the equation and check. $2 ( x + 6 ) = 20 - ( x - 7 )$ x = __________

---

Definitions:

Melatonin

Hormone (amino acid derivative) secreted by the pineal body; inhibits the secretion of gonadotropin-releasing hormone from the hypothalamus.

Photoperiod

The duration of daylight in a 24-hour period, influencing biological processes in organisms.

Pineal Gland

A small, pine cone–shaped structure that projects from the epiphysis of the diencephalon; produces melatonin; also called pineal body.

Thymosin

A hormone produced by the thymus gland that plays a role in the maturation of T cells involved in the immune response.