Please answer using things like ~Elim;1-2

Find the solutions for a triangle with a =16, c =12, and b = 63º

Consider the function f(x)=-5x+3 what is f(-2)

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours