Question

одна целая 9/10x=шесть целых 17/19

Answer 1

Ответ:

$1 \frac{9}{10} x = 6 \frac{17}{19} \\ \frac{10 \times 1 + 9}{10} x = \frac{19 \times 6 + 17}{19} \\ \frac{19}{10} x = \frac{131}{19} \\ 19x \times 19 = 131 \times 10 \\ 361x = 1310 \\ x = 1310 \div 361 \\ x = 3 \frac{227}{361}$