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2x+4y=-26
b) 3x + y = - 5
2x+2/3y= 3 i 1/3
c) -x + 4y = 2
2x-8y=-4
d) x - 1/2y = 1
2x-y=2
e) 3x - 3y = 1
2x-2y= 2/3
f) x + 3/4y = 0
2x+1,5 y=0
2x+4y=-26
b) 3x + y = - 5 / * ⅔
2x+⅔y=-10/3
c) -x + 4y = 2 / * -2
2x-8y=-4
d) x - 1/2y = 1 / * 2
2x-y=2
e) 3x - 3y = 1 / * ⅔
2x-2y=⅔
f) x + 3/4y = 0 / * 2
2x+1½y=0