Respuesta :

Answer:

30

Step-by-step explanation:

PT = TQ

PT = 7x + 2

TQ = 9x - 6

7x + 2 = 9x - 6

9x - 6 = 7x + 2

9x - 7x = 2 + 6

2x = 8

x = 8 / 2

x = 4

Substitute x = 4 in PT,

PT = 7x + 2

= 7 ( 4 ) + 2

= 28 + 2

PT = 30