Rozwiąż równania :
1)2(x+3)=10
2) 3(x-1)+2=8
3)2(13-x)-9=1
4)3(1-x)+2=-7
5)3(x+3)=2(x+4)+x+1
6)4(3x-12)+2x+3+(2x+13
1)=
2x+6=10
2x=10-6
2x=4:2
x=2
2)=
3x-3+2=8
3x=8+3-2
3x=9:3
x=3
3)=
26-2x-9=1
-2x=1+9-26
-2x=-16:(-2)
x=8
4)=
3-3x+2=-7
-3x=-7-2-3
-3x=-12:(-3)
x=4
5)=
3x+9=2x+8+x+1
3x-2x-x=8+1-9
0=0
6)=
12x-48+2x+3+2x+13
12x+2x+2x=48-3-13
16x=32:16
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1)=
2x+6=10
2x=10-6
2x=4:2
x=2
2)=
3x-3+2=8
3x=8+3-2
3x=9:3
x=3
3)=
26-2x-9=1
-2x=1+9-26
-2x=-16:(-2)
x=8
4)=
3-3x+2=-7
-3x=-7-2-3
-3x=-12:(-3)
x=4
5)=
3x+9=2x+8+x+1
3x-2x-x=8+1-9
0=0
6)=
12x-48+2x+3+2x+13
12x+2x+2x=48-3-13
16x=32:16
x=2