Question

х + 5 1/6 = 7 найдите x

Answer 1

$x+5\frac{1}{6} =7\\x=7-5\frac{1}{6}\\x=1\frac{5}{6}$

Answer 2

Пошаговое объяснение:

х + 5 1/6 = 7

х + 5 1/6 = 7х = 7 - 5 1/6 =

= 7 - (5 + 1/6) = (6 + 1) - (5 +1/6) =

= (6 + 6/6) - (5+1/6)=

= 6 + 6/6 - 5 -1/6=

= (6-5) + (6-1)/6 = 1 + 5/6

х= 1 5/6