Question

Решить уравнение
6/25-x=1/2


2/13-(x+2/13)=-9/26

Answer 1

$\frac{6}{25}-x=\frac{1}{2}\\-x=\frac{1}{2}-\frac{6}{25}\\-x=\frac{13}{50}\\x=-\frac{13}{50}\\\\\\\\\\\\\frac{2}{13}-(x+\frac{2}{13})=-\frac{9}{26}\\\frac{2}{13}-x-\frac{2}{13}=-\frac{9}{26}\\-x=-\frac{9}{26}\\x=\frac{9}{26}$