Rozwiąż równianie :
1. 2(x-1/2)-x+3=3
2. 0=3-(2x+1)
3. 0 = (x-1) -(3x-5)
4. 3(1-x)-(1-2x)=9
5. (-1/2x+1)+3x/2=3
6. 0.5(2-4x)=3-x
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1. 2(x-1/2)-x+3=3
2x-1-x+3=3
x+2=3
x=1
2. 0=3-(2x+1)
0=3-2x-1
0=-2x+2
-2=-2x /:(-2)
x=1
3. 0 = (x-1) -(3x-5)
0=x-1-3x+5
0=-2x+4
-4=-2x /:(-2)
x=2
4. 3(1-x)-(1-2x)=9
3-3x-1+2x=9
-x+2=9
-x=7 /*(-1)
x=-7
5. (-1/2x+1)+3x/2=3
-1/2x+1+3/2x=3
x+1=3
x=2
6. 0.5(2-4x)=3-x
1-2x=3-x
-x=2 /*(-1)
x=-2
1. 2(x-1/2)-x+3=3
2x - 1 - x + 3 = 3
2x - x = 3 - 3 + 1
x = 1
2. 0 = 3-(2x+1)
0 = 3 - 2x - 1
2x = 2 /:2
x = 1
3. 0 = (x-1) -(3x-5)
0 = x - 1 - 3x + 5
-x + 3x = -1 + 5
2x = 4 /:2
x = 2
4. 3(1-x)-(1-2x)=9
3 - 3x - 1 + 2x = 9
-3x + 2x = 9 + 1 - 3
-x = 7 /:(-1)
x = -7
5. (-1/2x+1)+3x/2=3
-1/2x + 1 + 3x/2 = 3 /*2
-x + 2 + 3x = 6
-x + 3x = 6 - 2
2x = 4 /:2
x = 2
6. 0.5(2-4x)=3-x
1 - 2x = 3 - x
-2x + x = 3 - 1
-x = 2 /:(-1)
x = -2