Zad 26
B) 2y= 4x-5/:2
y= 2x-2i1/2
C) 1/3y= -1/2x+3/•3
y= -3/2x+9
y= - 1i1/2x +9
Zad 27
L1: -2y= -x-2/: (-2)
y= 1/2x +1
L2: 3y= 2x+6/:3
y= 2/3x +2
L3: y= 1/2x+1
L4: 2y= -3x+6/:2
y= -1i1/2x +3
L5: -y= -2/3x-2/• (-1)
L6: 6y= 3x+6/:6
L1=L3=L6 - y=1/2x+1
L2=L5 - y= 2/3x+2
