a) 2(x-0.5)-x+3
2x-1-x+3=3
x=1
b) 0=3-(2x+1)
0=3-2x-1
2x=2 //2
c)0=(x-1) -(3x-5)
0=x-1-3x+5
0=-2x+4
2x=4 //2
x=2
d)(0,5x+1) +3x/2=3
0,5x+1+1,5x=3
e) 3(1-x) -(1-2x)=9
3-3x-1+2x=9
-x=7 //-1
x=-7
f) 0,5(2-4x)=3-x
1-2x=3-x
-x=2 //-1
x=-2
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a) 2(x-0.5)-x+3
2x-1-x+3=3
x=1
b) 0=3-(2x+1)
0=3-2x-1
2x=2 //2
x=1
c)0=(x-1) -(3x-5)
0=x-1-3x+5
0=-2x+4
2x=4 //2
x=2
d)(0,5x+1) +3x/2=3
0,5x+1+1,5x=3
x=2
e) 3(1-x) -(1-2x)=9
3-3x-1+2x=9
-x=7 //-1
x=-7
f) 0,5(2-4x)=3-x
1-2x=3-x
-x=2 //-1
x=-2