СРОЧНО х/5 - х/6 + х=-31/6

Question

СРОЧНО

х/5 - х/6 + х=-31/6

Answer 1

6x/30 - 5x/30 + 30x/30= -31/6
6x-5x+30x/30=-31/6
31x/30=-31/6
31x*6=30*(-31)
31*6=-930
186x=-930
x=-5