Secants tangents and angle measures PLEASE HELP I WILL GIVE BRAINLIEST

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

Aubrey read 29 books and eli read 52 books what number is equal to the number of books aubrey read?

1. evaluate 8x(2)y9(-2) for x=-1 and y=2 2. simplify the equation. -() 3. simplify the expression. [tex]\frac{5}{x(-2) y9(5)}[/tex]