" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
2x-3y=2
y=3-3x
2x-3(3-3x)=2
2x-9+9x=2
11x=11
x=1
y=3-3x = 3-3*1 = 3-3 = 0
b) [-3x+2y=-7
klamra -> [5x+2y=1
3x-2y=7
5x+2y=1
8x=8
x=1
3x-2y=7
3*1-2y=7
-4=2y
y=-2
2x-3y=2
y=3-3x
2x-3(3-3x)=2
2x-9+9x=2
11x=11
x=1
y=3-3x = 3-3*1 = 3-3 = 0
b) [-3x+2y=-7
klamra -> [5x+2y=1
3x-2y=7
5x+2y=1
8x=8
x=1
3x-2y=7
3*1-2y=7
-4=2y
y=-2
2x-3y=2
9x+3y=9
2x-3y=2
------------
+
11x=11/11
x=1
3+y=3
y=0
x=1
spr.3+0=3
b) -3x+2y=-7/-1
5x+2y=1
3x-2y=7
5x+2y=1
----------
+
8x=8/8
x=1
5+2y=1
2y=-4/2
y=-2
x=1
spr.5-4=1