To visit her grandmother, Jessica takes a horse 3.31 kilometers and a motorcycle 1 kilometers

v v cj van config k tbs eng r.c r.c fcb fb gb frfr

(sin 42)/31. = sinx)/37

sinx = 37 (sin42)/31

= 37× 0.66/31 = 0.787

x= 51.9

other angle opposite to y = 180-51.9-42

= 180- 93.9 =86.1

so

sin42)/31 = sin 86.1)/y

0.021 = 0.997 /y

y= 0.997/0.021 =47.47

answer: -2+√x,-2-√x

i hope this , i don't know if you're looking for a pair or not.