what is the solution to the equation below? round your answer to two decimal places.

ln x = -4
a. x = 0.02
b. x = -1.39
c. x = -54.60
d. x = 0.31

Given right triangle a w/a hypotenuse length of x+4 and a leg of x, and right triangle b, w/ a hypotense length of 3y and a leg length of y+4 for what values of x and y are the triangles congruent by hl?