Respuestas

  • Usuario de Brainly
2013-11-29T04:30:49+01:00
20x -38 = 24+10x
20x -10x =24+38
10x = 62
x=62/10=31/5

100m-40m-10=8m-4
60m-8m =-4+10
52m=6
m=6/52 =3/26