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

Toán Lớp 6: Simplify this expression by collecting like terms. 15 + 6g + 7h − 6 − 3g − 2h

Toán Lớp 6: Simplify this expression by collecting like terms. 15 + 6g + 7h − 6 − 3g − 2h

Comments ( 2 )

  1. Lời giải và giải thích chi tiết:
    15 + 6g + 7h – 6 – 3g – 2h
    = (15 – 6) + (6g – 3g) + (7h – 2h)
    = 9 + 3g + 5h
    Vậy  15 + 6g + 7h – 6 – 3g – 2h = 9 + 3g + 5h

  2. 15+6g+7h-6-3g-2h
    =(6g-3g)+(7h-2h)+(15-6)
    =3g+5h+9
     

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