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

Toán Lớp 6: (27.x + 6 ) : 3 – 11 = 9 can gap a tim x

Toán Lớp 6: (27.x + 6 ) : 3 – 11 = 9 can gap a
tim x

Comments ( 2 )

  1. Lời giải và giải thích chi tiết:
    (27.x+6):3-11=9
    (27.x+6):3=9+11
    (27.x+6):3=20
    27.x+6=20.3
    27.x+6=60
    27.x=60-6
    27.x=54
    x=54:27
    x=2
    Vậy  x=2

  2. (27x+6):3-11=9
    (27x+6):3=9+11
    (27x+6):3=20
    (27x+6)=20.3
    27x+6=60
    27x=60-6
    27x=54
    x=54:27
    x=2
    to Vậy x=2

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