Respuestas

2012-10-17T00:10:41+02:00

16x + 4=240

 

16x=240-4

16x=236

x=236/16

x=14.75

2012-10-17T00:16:29+02:00

16x+4=240

16x=240-4

16x=236

x=236/16

x=14,75