Respuestas

2012-11-05T04:15:06+01:00

x/4+25=50

 

x+100=50*4

x+100=200

x=200-100

x=100

2012-11-05T04:15:14+01:00

x/4 + 25 = 50
x/4 = -25 + 50
x/4 = 25
x = 25 * 4
x = 100