Oblicz :
A) x+8=4-x
B) 2 (x+1)= x+2
C) 4 (x+2)= 2x +6
D) 2x - 8 = 4x +8
E) 3(x+2) = 6x+4
F) 8x +10 = 20 -x
Dam naj
2x=-4/:2
x=-2
2x+2=x+2
x=0
4x+8=2x+6
2x=-2
x=-1
2x-8=4x+8
-2x=16/:-2
x=-8
3x+6=6x+4
-3x=-2
x=2/3
9x=10
x=10/9 = 1 1\9
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A) x+8=4-x
2x=-4/:2
x=-2
B) 2 (x+1)= x+2
2x+2=x+2
x=0
C) 4 (x+2)= 2x +6
4x+8=2x+6
2x=-2
x=-1
D) 2x - 8 = 4x +8
2x-8=4x+8
-2x=16/:-2
x=-8
E) 3(x+2) = 6x+4
3x+6=6x+4
-3x=-2
x=2/3
F) 8x +10 = 20 -x
9x=10
x=10/9 = 1 1\9