Please answer correctly !!!!!!!!!!!!!!!!!!!!!!!! Will mark brainliest !!!!!!!!!!!!!!!!!!!!!

Answer:
U is a point in the line segment TV
TV = TU + UV
TV = 3x
UV = x + 1
TU = x
3x = (x+1) + x
3x = 2x + 1
3x - 2x = 1
x = 1
Length of TU = 1
Hope this will help..