" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
1) 3x + 2y = 23
2) 2x - 2y = 2
--------------------
5x + 0y = 25
5x = 25
x = 25/5
x = 5
Reemplazo x = 5 en ecuación 2.
2x - 2y = 2
2 (5) - 2y = 2
10 - 2y = 2
- 2y = 2 + 10
- 2y = 12
y = 12/-2
y = - 6
Solución :
x = 5
y = - 6