Respuesta :

Answer:

x = 27

y = 10

Step-by-step explanation:

Since AB = DC and AD = BC:

3x - 9 = 42

3x = 42 + 9

3x/3 = 51/3

x = 17

4y - 3 = 37

4y = 37 + 3

4y/4 = 40/4

y = 10

Answer:

Step-by-step explanation:

x= 17

y= 10