Question

найдите корень уравнения-х+(-31 1/3)=40 5/12

Answer 1

-х+(-31 1/3)=40 5/12
-x - 31 1/3 = 40 5/12
-x = 40 5/12 + 31 1/3
-x = 40 5/12 + 31 4/12
-x= 71 9/12
x = -71 3/4