x – 5/12 = 2/(-6) , x = -2 1/3 = 5/6 , x/18=1/9 + -3 /18 x+3/6 = 1/2 + 2/-3

0 bình luận về “x – 5/12 = 2/(-6) , x = -2 1/3 = 5/6 , x/18=1/9 + -3 /18 x+3/6 = 1/2 + 2/-3”

1. `x – 5/12 = 2/(-6)`

   `<=>x=1/12`

   ` x + -2 1/3 = 5/6`

   `<=>x=-37/6`

   ` x/18=1/9 + -3 /18`

   `<=>x/18=-1/18`

   `<=>x=-1`

   `x+3/6 = 1/2 + 2/-3`

   `<=>x=1/2+2/-3-3/6`

   `<=>x=-2/3`

    

   Bình luận

2. `x – 5/12 = 2/(-6)`

   `⇔x – 5/12 = 1/(-3)`

   `⇔x=1/12`

   `x/18=1/9 + -3 /18 `

   `⇔x/18=-1/18`

   `⇔x=-1`

   `x+3/6 = 1/2 + 2/-3`

   `⇔x+1/2=-1/6`

   `⇔x=-2/3`

    

   Bình luận