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

Toán Lớp 6: X+(-36)=33-|-103| Đang cần gấp

Toán Lớp 6: X+(-36)=33-|-103|
Đang cần gấp

Comments ( 2 )

  1. x+(-36)=33-|-103|
    ⇒ x+−36=33−∣−103∣
    ⇒ x−36=33−103
    ⇒ x−36=−70
    ⇒ x=−70+36

  2. x + ( – 36 ) = 33 – | – 103 |
    ⇔ x + ( – 36 ) = 33 – 103
    ⇔ x + ( – 36 ) = – 70
    ⇔ x = ( – 70 ) – ( – 36 )
    ⇔ x = – 34
    Vậy , x = – 34 .

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