b)
3(x-2)-(x-3)=-(5x-4)
3x-6-x+3=-5x+4
2x-3=-5x+4
2x+5x=4+3
7x=7 /:7
x=1
c)
-(5x-3)=2(4-x)-3x
-5x+3=8-2x-3x
-5x+3=8-5x
-5x+5x=8-3
x=5
d)
-2(5x-7)-3x=2(x-8)
-10x+14-3x=2x-16
-13x+14=2x-16
-13x-2x=-16-14
15x=30. /:15
x=2
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b)
3(x-2)-(x-3)=-(5x-4)
3x-6-x+3=-5x+4
2x-3=-5x+4
2x+5x=4+3
7x=7 /:7
x=1
c)
-(5x-3)=2(4-x)-3x
-5x+3=8-2x-3x
-5x+3=8-5x
-5x+5x=8-3
x=5
d)
-2(5x-7)-3x=2(x-8)
-10x+14-3x=2x-16
-13x+14=2x-16
-13x-2x=-16-14
15x=30. /:15
x=2