I really need help, anyone there please?

Which logarithmic equation is equivalent to the exponential equation below? e^a=55(you will receive 34 points)

Will give a: 122 b: 90 c: 48 d: 180

The graph of f(x) is obtained by reflecting the graph of f(x)=-3|x| over the x-axis. which equation describes f(x)? a) f(x)=3|x| b) f(x)=|x+3| c) f(x)=-3|x| d) f(x) = - |x+3|