Respuesta :
X=28
Step by step:
X-12=16
X=16+12
X=28
Y=32
Step by step:
3y-48=48
3y=48+48
3y=96
Y=32
Step by step:
X-12=16
X=16+12
X=28
Y=32
Step by step:
3y-48=48
3y=48+48
3y=96
Y=32