2x-4= 4x-2 i 12-4x + 8= 8x + 2 -3 i 4(3-x) +9 = 7(2+x ) +29 Prosze na to jest potrzebne na jutro Daję naj :)
2x-4=4x-22x-4x= -2+4
-2x=2 /:[-2] x= -1
12-4x+8=8x+2-3-4x-8x=2-3-12-8-12x= -21 /:[-12]x=21/12x=1 8/12x=1 2/3
4[3-x]+9=7[2+x]+2912-4x+9=14+7x+29-4x-7x=14+29-12-9-11x=22 /:[-11] x= -2
2x-4= 4x-2
-2=6x//:6
x=-1/3
12-4x + 8= 8x + 2 -3
12+8-2+3=4x+8x
18=12x//:12
x=1.5
4(3-x) +9 = 7(2+x ) +29
12-4x +9=14 +7x +29
12+9-14-29=4x+7x
-22=11x//:11
-2=x
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2x-4=4x-2
2x-4x= -2+4
-2x=2 /:[-2]
x= -1
12-4x+8=8x+2-3
-4x-8x=2-3-12-8
-12x= -21 /:[-12]
x=21/12
x=1 8/12
x=1 2/3
4[3-x]+9=7[2+x]+29
12-4x+9=14+7x+29
-4x-7x=14+29-12-9
-11x=22 /:[-11]
x= -2
2x-4= 4x-2
-2=6x//:6
x=-1/3
12-4x + 8= 8x + 2 -3
12+8-2+3=4x+8x
18=12x//:12
x=1.5
4(3-x) +9 = 7(2+x ) +29
12-4x +9=14 +7x +29
12+9-14-29=4x+7x
-22=11x//:11
-2=x