Question

Resolva as equações
8x-9-x/5=-1

Answer 1

8x - 9 - x/5 = -1 
40x -45 -x = -5
39x = -5 + 45       39x = 40    x= 40/39

S= { 40/39}

Answer 2

8x - 9 - x = - 1
            5

40x - 45 - x = - 5

39x = - 5 + 45

39x = 40

x = 40
      39