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x/2+4=10
2x/4-5=6
2(2x+4)=7
2x+1+x+5+x=30
x-2/3=7
2x-2/2=4​

Odpowiedź :

X/2 +4 =10
X +8 =20
X= 12

2x/4 - 5 =6
X/2 -5 =6
X-10=12
X=22

2(2x+4)=7
4x+8=7
4x=1
X=1/4

2x+1+x+5+x=30
4x = 30-6
X=6

X-2/3 = 7
X = 7 i 2/3

2x-2/2 =4
2x -1 =4
2x =3
X = 3/2
X = 1 i 1/2



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