" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
b) 8x + 9y = 6940
reemplazo a en b
a ) x =418-3y/5
8x+9y=6940
8(418-3y/5) +9y=6940
y=60
a) x= 418-3(60) / 5
x=80
a +b = 1529
a-b= 101
hacems lo mismo
a=1529-b
(1529-b)-b =101
b=714
a=1529-714
a=815