Question

решите уравнение 11 1/5 :7= 10 1/2:Х

Answer 1

$11 frac{1}{5} : 7=10 frac{1}{2} :x\ 11 frac{1}{5} *x=7*10 frac{1}{2}\ frac{56}{5}x =7* frac{21}{2} \ frac{56}{5}x = frac{147}{2} \ x=frac{147}{2} : frac{56}{5}\ x= frac{147*5}{2*56} \ x= frac{105}{16} =6 frac{9}{16}$