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

Toán Lớp 6: X -7 =14-3.8. Hãy giúp tôi

Toán Lớp 6: X -7 =14-3.8. Hãy giúp tôi

Comments ( 2 )

  1. Giải đáp:
     $x-7=14-3.8$
    $→ x-7= 14-24$
    $→ x-7=-10$
    $→ x= (-10)+7$
    $→ x=-3$
    $Vậy$ $x=-3$
     

  2. x-7=14-3.8
    x-7=14-24
    x-7=-10
    x=-10+7
    x=-3
    Vậy x=-3 
     

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

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