Explain protocol for conducting research​

The protocol is a document that describes how a clinical trial will be conducted (the objective(s), design, methodology, statistical considerations and organization of a clinical trial,) and ensures the safety of the trial subjects and integrity of the data collected.

engaging in financial planning?

just took my test

u = 30

continuing your method

= +

subtract from both sides

= - thus

= -

= ⇒ u = 30