" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4x=y
y+5=3(x+5)
suxtituimos y=4x en la segunda ecuacion
y+5=3(x+5)
4x+5=3(x+5)
4x+5=3x+15
4x-3x=15-5
x=10
si x=10
y=4x
y=4(10)
y=40
compre 40 caballos y 10 vacas