Obliczenia
[tex]x\Rightarrow\text{pierwsza liczba}\\\\\frac{1}{2}x\Rightarrow\text{druga liczba}\\\\x+\frac{1}{2}x=15\frac{3}{4}\\\\1\frac{1}{2}x=15\frac{3}{4}\\\\x=15\frac{3}{4}:1\frac{1}{2}\\\\x=\frac{63}{4}:\frac{3}{2}\\\\x=\frac{\not63^{21}}{\not4_2}\cdot\frac{\not2^1}{\not3_1}\\\\x=\frac{21}{2}\\\\\huge\boxed{x=10\frac{1}{2}}\Leftarrow\text{pierwsza liczba}\\\\\frac{1}{2}\cdot10\frac{1}{2}=\frac{1}{2}\cdot\frac{21}{2}=\frac{21}{4}\\\\\huge\boxed{5\frac{1}{4}}\Leftarrow\text{druga liczba}[/tex]
