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a)(4-2x) - (x+3)=(x-5)+(-3-x)
b)(3-2x)+(3x+4)=-(3-2x)+(5x+4)
c)-(x+3)+(2x-1)=(1+4x)+(3+x)
d)-(x+3)+(2x+8)=(-3-2x)+(2x+1)
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a)(4-2x) - (x+3)=(x-5)+(-3-x)
4-2x-x-3=x-5-3-x
-3x=-8-1
-3x=-9
x=3
b)(3-2x)+(3x+4)=-(3-2x)+(5x+4)
3-2x+3x+4=-3+2x+5x+4
x-7x=1-7
-6x=-6
x=1
c)-(x+3)+(2x-1)=(1+4x)+(3+x)
-x-3+2x-1=1+4x+3+x
x-5x=4+4
-4x=8
x=-2
d)-(x+3)+(2x+8)=(-3-2x)+(2x+1)
-x-3+2x+8=-3-2x+2x+1
x=-2-5
x=7
a)
(4-2x)-(x+3)=(x-5)+(-3-x)
4-2x-x-3=x-5-3-x
-2x-x-x+x=-5-3-4
-3x=-12|:(-3)
x=4
b)
(3-2x)+(3x+4)=-(3-2x)+(5x+4)
3-2x+3x+4=-3+2x+5x+4
-2x+3x-2x-5x=-3+4-3-4
-8x=-6|:(-8)
x=6/8
x=3/4
c)
-(x+3)+(2x-1)=(1+4x)+(3+x)
-x-3+2x-1=1+4x+3+x
-x+2x-4x-x=1+3+3+1
-4x=8|:(-4)
x=-2
d)
-(x+3)+(2x+8)=(-3-2x)+(2x+1)
-x-3+2x+8=-3-2x+2x+1
-x+2x+2x-2x=-3+1+3-8
x=-7