Y=3x, represents alfonso's walking speed

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

Given: klmn is a parallelogram m? n=3m? k, lf ? kn , ld ? nm kf=2 cm, fn=4 cm find: lf, ld

Find the distance from the theater to the library. leave your answer in simplest radical form if necessary. 12 √12 74 √74