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3x-2x=-5
x=-5
b.) -x - 3 = x - 4
-x-x=-4+3
-2x=-1/-2
x=1/2
c.) 1/2x = 1/3x - 1
1/2x-1/3x=-1
3/6x=2/6x=-1
1/6x=-1/1/6
x=-6
d.) 1/2 - x = -1/2x
-x+1/2x=-1/2
-1/2x=1/2 /-1/2
x=-1
e.) 1/2x + 1/5x - 1/10x = 2
5/10x+2/10x-1/10x=2
3/5x=2/3/5
x=10/3
x=3⅓
3x-2x=-5
x=-5
b) -x - 3 = x - 4
-x-x=-4+3
-2x = -1
x=1/2
c) 1/2x = 1/3x - 1
1/2x - 1/3x = -1
1/6x = -1
x = -6
d) 1/2 - x = -1/2x
1/2 = -1/2x + x
1/2 = 1/2x
x=1
e) 1/2x + 1/5x - 1/10x = 2
5/10x + 2/10x - 1/10x = 2
6/10x = 2
6x = 20
x = 20/6 => 3 1/3
3x-2x=-5
x=-5
b.) -x - 3 = x - 4
-x-x=-4+3
-2x=1/: (-2)
x=-1/2
c.) 1/2x = 1/: 3x - 1
1/2x-1/3x=-1
3/6x-2/6x=-1
1/6x=-1/*6
x=-6
d.) 1/2 - x = -1/2x
-x+1/2x=-1/2
-1/2x=-1/2/* (-2)
x=1
e.) 1/2x + 1/5x - 1/10x = 2
5/10x+2/5x-1/10x=2
6/10x=2/*10/6
x=20/6