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3x - 2y =6
x = 4
3*4-2y=6
x=4
12-2y=6
x=4
-2y=6-12
x=4
-2y= -6/:(-2)
x=4
y=3
x=4
spr.
3x-2y=6
3*4-2*3=6
12-6=6
6=6
L=P
d)
3x + y = 10
y = 2x
3x+2x=10
y=2x
5x=10/:5
y=2x
x=2
y=2*2
x=2
y=4
spr
3x+y=10
3*2+4=10
6+4=10
10=10
L=P