Respuesta :

TV = 6x + 18

Explanation:

UV = x + 9

TU = 5x + 9

Midpoint means middle

Because U is the midpoint of TV,

TV = UV + TU

TV = x + 9 + 5x + 9

Collect like terms:

TV = x+5x +9+9

TV = 6x + 18

Ver imagen FabianW115575