Question

Найдите корень уравнения x−11=x+7/7.

Answer 1

 Х - 11 = ( Х + 7 ) / 7 
7 * ( x - 11 ) = x + 7 
7x - 77 = x + 7 
7x - x = 7 + 77 
6x = 84
x = 84 : 6 
x = 14