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6x+9=x-1
6x-x=-1-9
5x=-10/:5
x=-2
___________
4(x-1)=3(x+1)
4x-4=3x+3
4x-3x=3+4
x=7
___________
-(x-1)=2
-x+1=2
-x=2-1
-x=1/*(-1)
x=1
____________
x=1-3(x+1)
x=1-3x+9
x+3x=1+9
4x=10/:4
x=2,5
____________
(x+1)-(x-1)=1
x+1-x+1=1
x-x=1-1-1
0=-1
_____________
1/2(x-1)=4
1/2x-1/2=4
1/2x=3,5 / :1/2
x=7
_____________
-1/4(2+x)=3/4
-1/2-1/4x=3/4
-1/4x=3/4+1/2
-1/4x=1,5/:(-1/4)
x=6
_______________
-2(x1/2)-3(x+1/3)=0
-2x-1-3x+1=0
-2x-3x=0+1+1
-5x=2/:(-5)
x=-0,4
_________________
(x+2)razy6=0,5x
6x+12=0,5x
6x-0,5x=-12
5,5x=-12/:5,5
x=-2
_________________
0,1(x+2)=0,2x
0,1x+1/5=0,2x
0,1x-0,2x=-1/5
-0,1x=-1/5/:(-0,1)
x=-15
__________________
6(1+1/3x)=2(1+1/2x)
6+2x=2+x
2x-x=2-6
x=-4
____________________
0,3x-2(0,1x+1)= ?
Nie mam jak tego rozwiazać.. ; /
Podaj wynik do tego równania
___________________
0,5(x-3)+0,25(2x+6)=5
0,5x-1,5+0,50x+1,5=5
0,5x+0,5x=5-1,5+1,5
x=5
DASZ NAJ? : )