Respuesta:
a = 5 y b = 7
Explicación paso a paso:
números desconocidos : a y b
a + b = 12 (x 2)
3a - 2b = 1
2a + 2b = 24 +
5a = 25
a = 5
Reemplazamos :
a + b = 12
5 + b = 12
b = 7
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Respuesta:
a = 5 y b = 7
Explicación paso a paso:
números desconocidos : a y b
a + b = 12 (x 2)
3a - 2b = 1
2a + 2b = 24 +
3a - 2b = 1
5a = 25
a = 5
Reemplazamos :
a + b = 12
5 + b = 12
b = 7