" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a adultos
n niños
a + n = 326 (1)
5a + 2n = 1090 (2)
se despeja a de (1)
a = 326 - n (3)
se reemplaza (3) en (2)
5a + 2n = 1090 (2)
5(326 - n) + 2n = 1090
1630 - 5n + 2n = 1090
1630 - 1090 = 5n - 2n
3n = 540
n = 180 (4)
se reemplaza (4) en (1)
a + n = 326 (1)
a + 180 = 326
a = 326 - 180
a = 146
adultos, 146, respuesta
niños, 180, respuesta
Espero te sirva