Zapisz w jak najprostszczej postaci.
a) x+x=
x+3x=
¾x+x=
x+0,5x=
1,2x+x=
b) 5x+2x=
3x+0,6x=
2x+¾x=
3x+x/2=
0,6x+1,2x=
c) x-½x=
x-⅓x=
x-¾x=
x-0,6x=
x-0,85x=
d) 5x-x=
3x-0,5x=
5x-⅖x=
1,8x-1,2x=
20x-10,5x=
e) -5x+x=
-2x-3x=
5x-(-x)=
-10x-(-x)=
x/2-x=
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x+x=2x
x+3x=4x
¾x+x=1x
x+0,5x=1,5x
1,2x+x=2,2x
b) 5x+2x=7x
3x+0,6x=3,6x
2x+¾x=2x
3x+x/2=3,5x
0,6x+1,2x=1,8x
c) x-½x=0,5x
x-⅓x=2/3x
x-¾x=1/4x
x-0,6x=0,4x
x-0,85x=0,15x
d) 5x-x=4x
3x-0,5x=2,5x
5x-⅖x=4 3/5x
1,8x-1,2x=0,6x
20x-10,5x=9,5x
e) -5x+x=-4x
-2x-3x=-5x
5x-(-x)=6x
-10x-(-x)=-9x
x/2-x=-0,5x