Resolver por el metodo de SUSTITUCION. URGENTE (doy 20ptos)
3x-2y=14
2x+y=7
3x-2y=14
2x+y=7
More Questions From This User See All
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x+y=7
Y=7-2x
3x-2.(7-2x)=14
3x-2.7+2.2x=14
3x-14+4x=14
3x+4x=14+14
7x=28
X=28:7
X=4
3x-2y=14
3.4-2y=14
12-2y=14
-2y=14-12
-2y=2
Y=2:(-2)
Y=-1
Listooo
X=4. Y=-1