1)x=1-3(x+1)
x=1-3x-3
x=-2-3x
2)(x+1)-(1-x)=1
x+1-1-x=1
0=1 to chyba równanie sprzeczne
3)-1/4(2+x)=3/4x
-1/4*2-1/4x=3/4x
1/2-1/4x=3/4x
1/2=3/4x+1/4x
1/2=4/4x
1x=1/2 /:1
x=1/2
4)-2(x+1/2)-3(x+1/3)=0
-2x-2*1/2-3x-3*1/3=0
-2x-1-3x-1=0
-5x-2=0
-5x=0+2
-5x=2 /:(-5)
x=2:(-5)
x=-2/5
-2(x+1/2)-3(x+1/3)=0
-2x-3x=0+1+1
-5x=2/(-5)
x=2/5
-1/4(2+x)=3/4x
-2/4-1/4x=3/4x
-1/4x-3/4x=-1/2
-4/4x=-1/2
-1x=-1/2/:(-1)
(x+1)-(1-x)=1
1x-2x+1-1x=1
-2x+1=1
2x=1-1
x=0
x=1-3(x+1)
x-3x=1-3
-4x=-2
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1)x=1-3(x+1)
x=1-3x-3
x=-2-3x
2)(x+1)-(1-x)=1
x+1-1-x=1
0=1 to chyba równanie sprzeczne
3)-1/4(2+x)=3/4x
-1/4*2-1/4x=3/4x
1/2-1/4x=3/4x
1/2=3/4x+1/4x
1/2=4/4x
1x=1/2 /:1
x=1/2
4)-2(x+1/2)-3(x+1/3)=0
-2x-2*1/2-3x-3*1/3=0
-2x-1-3x-1=0
-5x-2=0
-5x=0+2
-5x=2 /:(-5)
x=2:(-5)
x=-2/5
-2(x+1/2)-3(x+1/3)=0
-2x-1-3x-1=0
-2x-3x=0+1+1
-5x=2/(-5)
x=2/5
-1/4(2+x)=3/4x
-2/4-1/4x=3/4x
-1/4x-3/4x=-1/2
-4/4x=-1/2
-1x=-1/2/:(-1)
x=1/2
(x+1)-(1-x)=1
1x-2x+1-1x=1
-2x+1=1
2x=1-1
x=0
x=1-3(x+1)
x=1-3x-3
x-3x=1-3
-4x=-2
x=1/2