" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2x + y = 4
_________ _
2x = 4
x = 2
y = 0
2) x + y = 3
x + 2y = 5
___________ _
- y = - 2
y = 2
x = 1
3) 3x + y = 6
x + y = 2
________ _
2x = 4
x = 2
y = 0