r uchun yechish
r = \frac{111}{2 \pi - 1} \approx 21,010052373
Viktorina
Linear Equation
2 \pi r - r = 111
Baham ko'rish
Klipbordga nusxa olish
\left(2\pi -1\right)r=111
r'ga ega bo'lgan barcha shartlarni birlashtirish.
\frac{\left(2\pi -1\right)r}{2\pi -1}=\frac{111}{2\pi -1}
Ikki tarafini 2\pi -1 ga bo‘ling.
r=\frac{111}{2\pi -1}
2\pi -1 ga bo'lish 2\pi -1 ga ko'paytirishni bekor qiladi.
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