Respuesta :

thomassookoo

Answer:

XZ = 25

XY = 5

Step-by-step explanation:

XZ = XY + YZ

XZ = (1/5XZ) + 20

XZ - (1/5XZ )= 20

4/5 XZ = 20

5/5 XZ = (20 ÷ 4) × 5

XZ = 25

XY = 1/5 × 25

= 5