Pls help am about to fail.

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

The owners of four companies competing for a contract are shown in the table below. if a report is released that advocates company b, which of the people having funded the report should result in the most skepticism? company owner of company company a jake adams company b company c company d debby smith henry rose rhonda baker o a. jake adams o b. rhonda baker o c. debby smith o d. henry rose

W-16=-12 solve each one step equation plz