Respuesta:
x+y=z+18
x+z=y+78
y+z=x+102
X+Y-Z = 18........................1
X+Z -Y = 78......................2
Y+Z-X = 102.......................3
Sumar (1)+(2)
2X = 18+78
2X = 96
X = 48..............................4
(2)+(3)
2Z = 78+102
2Z = 180
Z = 90............................5
(4) Y (5) EN (1)
48+Y-90 = 18
Y -42 = 18
Y = 18+42
Y = 60
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Respuesta:
x+y=z+18
x+z=y+78
y+z=x+102
X+Y-Z = 18........................1
X+Z -Y = 78......................2
Y+Z-X = 102.......................3
Sumar (1)+(2)
2X = 18+78
2X = 96
X = 48..............................4
(2)+(3)
2Z = 78+102
2Z = 180
Z = 90............................5
(4) Y (5) EN (1)
48+Y-90 = 18
Y -42 = 18
Y = 18+42
Y = 60