10-900, х-1640, Чому доривнюе х?
Answer (1)
[tex]\displaystyle\bf\\10 \ \ \ - \ \ \ 900\\\\x \ \ \ - \ \ \ 1640\\\\\\x=\frac{10\cdot 1640}{900} \\\\\\\boxed{x=18\frac{2}{9} }[/tex]
[tex]\displaystyle\bf\\10 \ \ \ - \ \ \ 900\\\\x \ \ \ - \ \ \ 1640\\\\\\x=\frac{10\cdot 1640}{900} \\\\\\\boxed{x=18\frac{2}{9} }[/tex]
