Chodzi mi o zadanie 1. :\
Z góry dziękuje. :)
7/9=x/5
9x=35 /:9
x=35/9
x=3 8/9
11/9=y/5
9y=55 /:9
y=55/9
y=6 1/9
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7/9=x/5
9x=35 /:9
x=35/9
x=3 8/9
11/9=y/5
9y=55 /:9
y=55/9
y=6 1/9