1 x + 5 = 3x – 1 x =
II. 3 – (x – 4) = 2 x =
III. 2x + 5(x – 1) = 3x x =
IV. 2x-1
----- +1 =x
3
Daje naj
x+5=3x-1
6=2x
3=x
3-(x-4)=23-x+4=25=x2x+5(x-1)=3x2x+5x-5=3x4x=5x=1,252x-1/3+1=x2/3x-1/3+1=x|*32x-1+3=3x2=xlidze na naj :)
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x+5=3x-1
6=2x
3=x
3-(x-4)=2
3-x+4=2
5=x
2x+5(x-1)=3x
2x+5x-5=3x
4x=5
x=1,25
2x-1/3+1=x
2/3x-1/3+1=x|*3
2x-1+3=3x
2=x
lidze na naj :)