" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
3x+2y-4=0 /*3
9x+12y-10=0
9x+6y-12=0
9x+12y-10=0
-
----------------------------------
6x-2=0
6x=2/:6
x=
3*+2y-4=0
1+2y-4=0
2y=3/:2
y=
b)
3x+2y-4=0
4x+2y-3=0
-
------------------------
x-1=0
x=1
3*1+2y-4=0
3+2y-4=0
2y=1
y=
c)
3x+2y-4=0/*2
6x+4y-6=0
6x+4y-8=0
6x+4y-6=0
-
-----------------------
-14=0 - układ sprzeczny
d)
3x+2y-4=0 /*3
9x+6y-12=0
9x+6y-12=0
9x+6y-12=0
-
-----------------------
0=0 -układ nieoznaczony