Question

1-у/4=у+2.5/6 решите

Answer 1

$frac{1-y}4=frac{y+2,5}6\6cdot(1-y)=4cdot(y+2,5)\6-6y=4y+10\-6y-4y=10-6\-10y=4\y=-0,4$

Answer 2

спасибо