x + 1 / x = trzy drugie (ułamek) ( / to jest kreska ułamkowa ; D ) 5x - 4 / 7-2x = jedna druga
x+1/x=3/2
2(x+1)=3x
2x+2=3x
-x=-2 /:(-1)
x=2
5x-4/7-2x=1/2 /*14
70x-8-28x=7
42x=15 /:42
x=5/14
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x+1/x=3/2
2(x+1)=3x
2x+2=3x
-x=-2 /:(-1)
x=2
5x-4/7-2x=1/2 /*14
70x-8-28x=7
42x=15 /:42
x=5/14