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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 6: (-1005).(x + 2) =0 Giải nhanh hộ mình ạ

Toán Lớp 6: (-1005).(x + 2) =0
Giải nhanh hộ mình ạ

Comments ( 2 )

  1. (-1005).(x + 2) =0
    -1005x-2010=0
    -1005x=0+2010
    -1005x=2010
    x=2010:(-1005)
    x=-2
    Vậy x=-2
    $@Masonn$

  2. ( -1005 ) . ( x + 2 ) = 0
    Mà  -1005 \ne 
    => -1005x-2010=0
    => x  =2010:(-1005)
    => x  =-2

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222-9+11+12:2*14+14 = ? ( )