Question

-(9x+1)+(5x-8x)=-5 уравнение

Answer 1

-(9x+1)+(5x-8x)=-5
-9х-1+5х-8х=-5
-12х=-5+1
-12х=-4
х=-4:(-12)
х=4/12
х=1/3

Answer 2

-(9x+1)+(5x-8x)=-5
- 9x - 1 - 3x = - 5 
- 12x = - 5 + 1
x = - 4 : ( - 12 )
x = 1/3