Relax

Respuesta :

Segment AC = AB + BC

AB = x + 2 + 7x -3

Combine like terms:

AB = 8x - 1

QR = PR - PQ

QR = 13y + 25 - (8y + 5)

13y -8y = 5y

25-5 = 20

QR = 5y + 20