Rozwiąż równania :
a) . 9/x = 3/2
b) . 4/10+2x=2/x+5
a) 9/x=3/2
2*9=3x
18=3x
6=x
b)4/10+2x=2/x+5
2x-2/x=5-4/10
2x-2=4 i 6/10
2x=6 i 6/10
x=3 i 3/10
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a) 9/x=3/2
2*9=3x
18=3x
6=x
b)4/10+2x=2/x+5
2x-2/x=5-4/10
2x-2=4 i 6/10
2x=6 i 6/10
x=3 i 3/10